diff --git a/GFramework.Core.Abstractions/events/EventPropagation.cs b/GFramework.Core.Abstractions/events/EventPropagation.cs
new file mode 100644
index 0000000..61e3d86
--- /dev/null
+++ b/GFramework.Core.Abstractions/events/EventPropagation.cs
@@ -0,0 +1,22 @@
+namespace GFramework.Core.Abstractions.events;
+
+/// <summary>
+///     事件传播模式
+/// </summary>
+public enum EventPropagation
+{
+    /// <summary>
+    ///     传播到所有处理器
+    /// </summary>
+    All,
+
+    /// <summary>
+    ///     传播直到某个处理器标记为已处理
+    /// </summary>
+    UntilHandled,
+
+    /// <summary>
+    ///     仅传播到最高优先级的处理器
+    /// </summary>
+    Highest
+}
diff --git a/GFramework.Core.Abstractions/events/IEventBus.cs b/GFramework.Core.Abstractions/events/IEventBus.cs
index e8beddf..25f68e6 100644
--- a/GFramework.Core.Abstractions/events/IEventBus.cs
+++ b/GFramework.Core.Abstractions/events/IEventBus.cs
@@ -18,6 +18,14 @@ public interface IEventBus
     /// <param name="e">事件实例</param>
     void Send<T>(T e);
 
+    /// <summary>
+    ///     发送指定的事件实例，并指定传播模式
+    /// </summary>
+    /// <typeparam name="T">事件类型</typeparam>
+    /// <param name="e">事件实例</param>
+    /// <param name="propagation">事件传播模式</param>
+    void Send<T>(T e, EventPropagation propagation);
+
     /// <summary>
     ///     注册事件监听器
     /// </summary>
@@ -26,6 +34,15 @@ public interface IEventBus
     /// <returns>反注册接口，用于注销事件监听</returns>
     IUnRegister Register<T>(Action<T> onEvent);
 
+    /// <summary>
+    ///     注册事件监听器，并指定优先级
+    /// </summary>
+    /// <typeparam name="T">事件类型</typeparam>
+    /// <param name="onEvent">事件处理回调函数</param>
+    /// <param name="priority">优先级，数值越大优先级越高</param>
+    /// <returns>反注册接口，用于注销事件监听</returns>
+    IUnRegister Register<T>(Action<T> onEvent, int priority);
+
     /// <summary>
     ///     注销事件监听器
     /// </summary>
diff --git a/GFramework.Core.Abstractions/ioc/IIocContainer.cs b/GFramework.Core.Abstractions/ioc/IIocContainer.cs
index 7648a9c..9a07c8d 100644
--- a/GFramework.Core.Abstractions/ioc/IIocContainer.cs
+++ b/GFramework.Core.Abstractions/ioc/IIocContainer.cs
@@ -29,6 +29,24 @@ public interface IIocContainer : IContextAware
     void RegisterSingleton<TService, TImpl>()
         where TImpl : class, TService where TService : class;
 
+    /// <summary>
+    ///     注册瞬态服务，指定服务类型和实现类型
+    ///     每次解析时都会创建新的实例
+    /// </summary>
+    /// <typeparam name="TService">服务接口或基类类型</typeparam>
+    /// <typeparam name="TImpl">具体的实现类型</typeparam>
+    void RegisterTransient<TService, TImpl>()
+        where TImpl : class, TService where TService : class;
+
+    /// <summary>
+    ///     注册作用域服务，指定服务类型和实现类型
+    ///     在同一作用域内共享实例，不同作用域使用不同实例
+    /// </summary>
+    /// <typeparam name="TService">服务接口或基类类型</typeparam>
+    /// <typeparam name="TImpl">具体的实现类型</typeparam>
+    void RegisterScoped<TService, TImpl>()
+        where TImpl : class, TService where TService : class;
+
     /// <summary>
     ///     注册多个实例
     ///     将实例注册到其实现的所有接口和具体类型上
@@ -183,5 +201,12 @@ public interface IIocContainer : IContextAware
     /// <returns>底层的IServiceCollection实例</returns>
     IServiceCollection GetServicesUnsafe { get; }
 
+    /// <summary>
+    ///     创建一个新的服务作用域
+    ///     作用域内的 Scoped 服务将共享同一实例
+    /// </summary>
+    /// <returns>服务作用域实例</returns>
+    IServiceScope CreateScope();
+
     #endregion
 }
\ No newline at end of file
diff --git a/GFramework.Core.Tests/events/EventBusPriorityTests.cs b/GFramework.Core.Tests/events/EventBusPriorityTests.cs
new file mode 100644
index 0000000..9a8a832
--- /dev/null
+++ b/GFramework.Core.Tests/events/EventBusPriorityTests.cs
@@ -0,0 +1,237 @@
+using GFramework.Core.Abstractions.events;
+using GFramework.Core.events;
+using NUnit.Framework;
+
+namespace GFramework.Core.Tests.events;
+
+/// <summary>
+///     测试事件系统优先级和传播控制功能
+/// </summary>
+[TestFixture]
+public class EventBusPriorityTests
+{
+    private class TestEvent
+    {
+        public string Message { get; set; } = string.Empty;
+    }
+
+    [Test]
+    public void Register_With_Priority_Should_Execute_In_Priority_Order()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<int>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(1), priority: 1);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(3), priority: 3);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(2), priority: 2);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionOrder, Is.EqualTo(new[] { 3, 2, 1 }));
+    }
+
+    [Test]
+    public void Register_Without_Priority_Should_Use_Default_Priority()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<string>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("default"), priority: 0);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("high"), priority: 10);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionOrder[0], Is.EqualTo("high"));
+        Assert.That(executionOrder[1], Is.EqualTo("default"));
+    }
+
+    [Test]
+    public void Send_With_Propagation_All_Should_Execute_All_Handlers()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionCount = 0;
+
+        eventBus.Register<TestEvent>(_ => executionCount++, priority: 1);
+        eventBus.Register<TestEvent>(_ => executionCount++, priority: 2);
+        eventBus.Register<TestEvent>(_ => executionCount++, priority: 3);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionCount, Is.EqualTo(3));
+    }
+
+    [Test]
+    public void Send_With_Propagation_Highest_Should_Execute_Only_Highest_Priority()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<int>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(1), priority: 1);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(3), priority: 3);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(2), priority: 2);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.Highest);
+
+        // Assert
+        Assert.That(executionOrder.Count, Is.EqualTo(1));
+        Assert.That(executionOrder[0], Is.EqualTo(3));
+    }
+
+    [Test]
+    public void Send_With_Propagation_Highest_Should_Execute_All_With_Same_Highest_Priority()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<string>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("high1"), priority: 10);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("high2"), priority: 10);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("low"), priority: 1);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.Highest);
+
+        // Assert
+        Assert.That(executionOrder.Count, Is.EqualTo(2));
+        Assert.That(executionOrder, Does.Contain("high1"));
+        Assert.That(executionOrder, Does.Contain("high2"));
+        Assert.That(executionOrder, Does.Not.Contain("low"));
+    }
+
+    [Test]
+    public void Negative_Priority_Should_Work_Correctly()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<int>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(-1), priority: -1);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(0), priority: 0);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add(1), priority: 1);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionOrder, Is.EqualTo(new[] { 1, 0, -1 }));
+    }
+
+    [Test]
+    public void Multiple_Events_Should_Maintain_Independent_Priorities()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var event1Order = new List<int>();
+        var event2Order = new List<int>();
+
+        eventBus.Register<TestEvent>(_ => event1Order.Add(1), priority: 1);
+        eventBus.Register<TestEvent>(_ => event1Order.Add(2), priority: 2);
+
+        eventBus.Register<string>(_ => event2Order.Add(10), priority: 10);
+        eventBus.Register<string>(_ => event2Order.Add(20), priority: 20);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+        eventBus.Send("test", EventPropagation.All);
+
+        // Assert
+        Assert.That(event1Order, Is.EqualTo(new[] { 2, 1 }));
+        Assert.That(event2Order, Is.EqualTo(new[] { 20, 10 }));
+    }
+
+    [Test]
+    public void UnRegister_Should_Remove_Handler_From_Priority_List()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionCount = 0;
+        Action<TestEvent> handler = _ => executionCount++;
+
+        var unregister = eventBus.Register(handler, priority: 5);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+        unregister.UnRegister();
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionCount, Is.EqualTo(1));
+    }
+
+    [Test]
+    public void Send_Without_Propagation_Should_Use_Default_Event_System()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionCount = 0;
+
+        // 使用默认注册（无优先级）
+        eventBus.Register<TestEvent>(_ => executionCount++);
+
+        // Act
+        eventBus.Send(new TestEvent()); // 不指定传播模式
+
+        // Assert
+        Assert.That(executionCount, Is.EqualTo(1));
+    }
+
+    [Test]
+    public void Priority_Event_And_Normal_Event_Should_Be_Independent()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var normalCount = 0;
+        var priorityCount = 0;
+
+        eventBus.Register<TestEvent>(_ => normalCount++);
+        eventBus.Register<TestEvent>(_ => priorityCount++, priority: 1);
+
+        // Act
+        eventBus.Send(new TestEvent()); // 触发普通事件
+        eventBus.Send(new TestEvent(), EventPropagation.All); // 触发优先级事件
+
+        // Assert
+        Assert.That(normalCount, Is.EqualTo(1));
+        Assert.That(priorityCount, Is.EqualTo(1));
+    }
+
+    [Test]
+    public void Empty_Event_Bus_Should_Not_Throw_Exception()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+
+        // Act & Assert
+        Assert.DoesNotThrow(() => eventBus.Send(new TestEvent(), EventPropagation.All));
+        Assert.DoesNotThrow(() => eventBus.Send(new TestEvent(), EventPropagation.Highest));
+    }
+
+    [Test]
+    public void Same_Priority_Handlers_Should_Execute_In_Registration_Order()
+    {
+        // Arrange
+        var eventBus = new EventBus();
+        var executionOrder = new List<string>();
+
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("first"), priority: 5);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("second"), priority: 5);
+        eventBus.Register<TestEvent>(_ => executionOrder.Add("third"), priority: 5);
+
+        // Act
+        eventBus.Send(new TestEvent(), EventPropagation.All);
+
+        // Assert
+        Assert.That(executionOrder, Is.EqualTo(new[] { "first", "second", "third" }));
+    }
+}
diff --git a/GFramework.Core.Tests/extensions/SpanExtensionsTests.cs b/GFramework.Core.Tests/extensions/SpanExtensionsTests.cs
new file mode 100644
index 0000000..5986d9b
--- /dev/null
+++ b/GFramework.Core.Tests/extensions/SpanExtensionsTests.cs
@@ -0,0 +1,152 @@
+using GFramework.Core.extensions;
+using NUnit.Framework;
+
+namespace GFramework.Core.Tests.extensions;
+
+/// <summary>
+///     测试 SpanExtensions 扩展方法的功能
+/// </summary>
+[TestFixture]
+public class SpanExtensionsTests
+{
+    [Test]
+    public void TryParseValue_Should_Parse_Valid_Integer()
+    {
+        // Arrange
+        ReadOnlySpan<char> span = "123";
+
+        // Act
+        var success = span.TryParseValue<int>(out var result);
+
+        // Assert
+        Assert.That(success, Is.True);
+        Assert.That(result, Is.EqualTo(123));
+    }
+
+    [Test]
+    public void TryParseValue_Should_Fail_For_Invalid_Integer()
+    {
+        // Arrange
+        ReadOnlySpan<char> span = "abc";
+
+        // Act
+        var success = span.TryParseValue<int>(out var result);
+
+        // Assert
+        Assert.That(success, Is.False);
+        Assert.That(result, Is.EqualTo(0));
+    }
+
+    [Test]
+    public void TryParseValue_Should_Parse_Valid_Double()
+    {
+        // Arrange
+        ReadOnlySpan<char> span = "123.45";
+
+        // Act
+        var success = span.TryParseValue<double>(out var result);
+
+        // Assert
+        Assert.That(success, Is.True);
+        Assert.That(result, Is.EqualTo(123.45).Within(0.001));
+    }
+
+    [Test]
+    public void TryParseValue_Should_Parse_Valid_Boolean()
+    {
+        // Arrange
+        ReadOnlySpan<char> span = "true";
+
+        // Act
+        var success = span.TryParseValue<bool>(out var result);
+
+        // Assert
+        Assert.That(success, Is.True);
+        Assert.That(result, Is.True);
+    }
+
+    [Test]
+    public void TryParseValue_Should_Parse_Valid_Guid()
+    {
+        // Arrange
+        var guid = Guid.NewGuid();
+        ReadOnlySpan<char> span = guid.ToString();
+
+        // Act
+        var success = span.TryParseValue<Guid>(out var result);
+
+        // Assert
+        Assert.That(success, Is.True);
+        Assert.That(result, Is.EqualTo(guid));
+    }
+
+    [Test]
+    public void CountOccurrences_Should_Return_Correct_Count()
+    {
+        // Arrange
+        ReadOnlySpan<int> span = stackalloc int[] { 1, 2, 3, 2, 1 };
+
+        // Act
+        var count = span.CountOccurrences(2);
+
+        // Assert
+        Assert.That(count, Is.EqualTo(2));
+    }
+
+    [Test]
+    public void CountOccurrences_Should_Return_Zero_When_Value_Not_Found()
+    {
+        // Arrange
+        ReadOnlySpan<int> span = stackalloc int[] { 1, 2, 3 };
+
+        // Act
+        var count = span.CountOccurrences(5);
+
+        // Assert
+        Assert.That(count, Is.EqualTo(0));
+    }
+
+    [Test]
+    public void CountOccurrences_Should_Return_Zero_For_Empty_Span()
+    {
+        // Arrange
+        ReadOnlySpan<int> span = ReadOnlySpan<int>.Empty;
+
+        // Act
+        var count = span.CountOccurrences(1);
+
+        // Assert
+        Assert.That(count, Is.EqualTo(0));
+    }
+
+    [Test]
+    public void CountOccurrences_With_Chars_Should_Work()
+    {
+        // Arrange
+        ReadOnlySpan<char> span = "hello";
+
+        // Act
+        var count = span.CountOccurrences('l');
+
+        // Assert
+        Assert.That(count, Is.EqualTo(2));
+    }
+
+    [Test]
+    public void CountOccurrences_Should_Work_With_Custom_Types()
+    {
+        // Arrange
+        var item1 = new TestItem(1);
+        var item2 = new TestItem(2);
+        var item3 = new TestItem(2);
+        ReadOnlySpan<TestItem> span = new[] { item1, item2, item3 };
+
+        // Act
+        var count = span.CountOccurrences(new TestItem(2));
+
+        // Assert
+        Assert.That(count, Is.EqualTo(2));
+    }
+
+    private record TestItem(int Value);
+}
diff --git a/GFramework.Core.Tests/ioc/IocContainerLifetimeTests.cs b/GFramework.Core.Tests/ioc/IocContainerLifetimeTests.cs
new file mode 100644
index 0000000..1c48121
--- /dev/null
+++ b/GFramework.Core.Tests/ioc/IocContainerLifetimeTests.cs
@@ -0,0 +1,208 @@
+using GFramework.Core.ioc;
+using Microsoft.Extensions.DependencyInjection;
+using NUnit.Framework;
+
+namespace GFramework.Core.Tests.ioc;
+
+/// <summary>
+///     测试 IoC 容器生命周期功能
+/// </summary>
+[TestFixture]
+public class IocContainerLifetimeTests
+{
+    private interface ITestService
+    {
+        Guid Id { get; }
+    }
+
+    private class TestService : ITestService
+    {
+        public Guid Id { get; } = Guid.NewGuid();
+    }
+
+    [Test]
+    public void RegisterSingleton_Should_Return_Same_Instance()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterSingleton<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        var instance1 = container.Get<ITestService>();
+        var instance2 = container.Get<ITestService>();
+
+        // Assert
+        Assert.That(instance1, Is.Not.Null);
+        Assert.That(instance2, Is.Not.Null);
+        Assert.That(instance1!.Id, Is.EqualTo(instance2!.Id));
+    }
+
+    [Test]
+    public void RegisterTransient_Should_Return_Different_Instances()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterTransient<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        var instance1 = container.Get<ITestService>();
+        var instance2 = container.Get<ITestService>();
+
+        // Assert
+        Assert.That(instance1, Is.Not.Null);
+        Assert.That(instance2, Is.Not.Null);
+        Assert.That(instance1!.Id, Is.Not.EqualTo(instance2!.Id));
+    }
+
+    [Test]
+    public void RegisterScoped_Should_Return_Same_Instance_Within_Scope()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterScoped<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        using var scope = container.CreateScope();
+        var instance1 = scope.ServiceProvider.GetService<ITestService>();
+        var instance2 = scope.ServiceProvider.GetService<ITestService>();
+
+        // Assert
+        Assert.That(instance1, Is.Not.Null);
+        Assert.That(instance2, Is.Not.Null);
+        Assert.That(instance1!.Id, Is.EqualTo(instance2!.Id));
+    }
+
+    [Test]
+    public void RegisterScoped_Should_Return_Different_Instances_Across_Scopes()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterScoped<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        ITestService? instance1;
+        ITestService? instance2;
+
+        using (var scope1 = container.CreateScope())
+        {
+            instance1 = scope1.ServiceProvider.GetService<ITestService>();
+        }
+
+        using (var scope2 = container.CreateScope())
+        {
+            instance2 = scope2.ServiceProvider.GetService<ITestService>();
+        }
+
+        // Assert
+        Assert.That(instance1, Is.Not.Null);
+        Assert.That(instance2, Is.Not.Null);
+        Assert.That(instance1!.Id, Is.Not.EqualTo(instance2!.Id));
+    }
+
+    [Test]
+    public void CreateScope_Should_Throw_When_Container_Not_Frozen()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterScoped<ITestService, TestService>();
+
+        // Act & Assert
+        Assert.Throws<InvalidOperationException>(() => container.CreateScope());
+    }
+
+    [Test]
+    public void RegisterTransient_Should_Throw_When_Container_Is_Frozen()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.Freeze();
+
+        // Act & Assert
+        Assert.Throws<InvalidOperationException>(() =>
+            container.RegisterTransient<ITestService, TestService>());
+    }
+
+    [Test]
+    public void RegisterScoped_Should_Throw_When_Container_Is_Frozen()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.Freeze();
+
+        // Act & Assert
+        Assert.Throws<InvalidOperationException>(() =>
+            container.RegisterScoped<ITestService, TestService>());
+    }
+
+    [Test]
+    public void Mixed_Lifetimes_Should_Work_Together()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterSingleton<ITestService, TestService>();
+        container.RegisterTransient<ITestService, TestService>();
+        container.RegisterScoped<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        var singletonInstances = container.GetAll<ITestService>().ToList();
+
+        // Assert
+        Assert.That(singletonInstances.Count, Is.EqualTo(3));
+    }
+
+    [Test]
+    public void Scoped_Service_Should_Be_Disposed_When_Scope_Disposed()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterScoped<ITestService, TestService>();
+        container.Freeze();
+
+        ITestService? instance;
+        using (var scope = container.CreateScope())
+        {
+            instance = scope.ServiceProvider.GetService<ITestService>();
+            Assert.That(instance, Is.Not.Null);
+        }
+
+        // Act & Assert - 作用域已释放，实例应该被清理
+        // 注意：这里只是验证作用域可以正常释放，无法直接验证实例是否被 Dispose
+        Assert.Pass("Scope disposed successfully");
+    }
+
+    [Test]
+    public void Multiple_Scopes_Can_Be_Created_Concurrently()
+    {
+        // Arrange
+        var container = new MicrosoftDiContainer();
+        container.RegisterScoped<ITestService, TestService>();
+        container.Freeze();
+
+        // Act
+        var scope1 = container.CreateScope();
+        var scope2 = container.CreateScope();
+        var scope3 = container.CreateScope();
+
+        var instance1 = scope1.ServiceProvider.GetService<ITestService>();
+        var instance2 = scope2.ServiceProvider.GetService<ITestService>();
+        var instance3 = scope3.ServiceProvider.GetService<ITestService>();
+
+        // Assert
+        Assert.That(instance1, Is.Not.Null);
+        Assert.That(instance2, Is.Not.Null);
+        Assert.That(instance3, Is.Not.Null);
+        Assert.That(instance1!.Id, Is.Not.EqualTo(instance2!.Id));
+        Assert.That(instance2!.Id, Is.Not.EqualTo(instance3!.Id));
+        Assert.That(instance1!.Id, Is.Not.EqualTo(instance3!.Id));
+
+        // Cleanup
+        scope1.Dispose();
+        scope2.Dispose();
+        scope3.Dispose();
+    }
+}
diff --git a/GFramework.Core/events/EventBus.cs b/GFramework.Core/events/EventBus.cs
index f4fef72..6e142ae 100644
--- a/GFramework.Core/events/EventBus.cs
+++ b/GFramework.Core/events/EventBus.cs
@@ -8,6 +8,7 @@ namespace GFramework.Core.events;
 public class EventBus : IEventBus
 {
     private readonly EasyEvents _mEvents = new();
+    private readonly EasyEvents _mPriorityEvents = new();
 
     /// <summary>
     ///     发送事件，自动创建事件实例
@@ -32,6 +33,19 @@ public class EventBus : IEventBus
             .Trigger(e);
     }
 
+    /// <summary>
+    ///     发送指定的事件实例，并指定传播模式
+    /// </summary>
+    /// <typeparam name="T">事件类型</typeparam>
+    /// <param name="e">事件实例</param>
+    /// <param name="propagation">事件传播模式</param>
+    public void Send<T>(T e, EventPropagation propagation)
+    {
+        _mPriorityEvents
+            .GetOrAddEvent<PriorityEvent<T>>()
+            .Trigger(e, propagation);
+    }
+
     /// <summary>
     ///     注册事件监听器
     /// </summary>
@@ -43,6 +57,18 @@ public class EventBus : IEventBus
         return _mEvents.GetOrAddEvent<Event<T>>().Register(onEvent);
     }
 
+    /// <summary>
+    ///     注册事件监听器，并指定优先级
+    /// </summary>
+    /// <typeparam name="T">事件类型</typeparam>
+    /// <param name="onEvent">事件处理回调函数</param>
+    /// <param name="priority">优先级，数值越大优先级越高</param>
+    /// <returns>反注册接口，用于注销事件监听</returns>
+    public IUnRegister Register<T>(Action<T> onEvent, int priority)
+    {
+        return _mPriorityEvents.GetOrAddEvent<PriorityEvent<T>>().Register(onEvent, priority);
+    }
+
     /// <summary>
     ///     注销事件监听器
     /// </summary>
diff --git a/GFramework.Core/events/PriorityEvent.cs b/GFramework.Core/events/PriorityEvent.cs
new file mode 100644
index 0000000..3b07503
--- /dev/null
+++ b/GFramework.Core/events/PriorityEvent.cs
@@ -0,0 +1,141 @@
+using GFramework.Core.Abstractions.events;
+
+namespace GFramework.Core.events;
+
+/// <summary>
+///     支持优先级的泛型事件类
+/// </summary>
+/// <typeparam name="T">事件回调函数的参数类型</typeparam>
+public class PriorityEvent<T> : IEvent
+{
+    /// <summary>
+    ///     事件处理器包装类，包含处理器和优先级
+    /// </summary>
+    private class EventHandler
+    {
+        public Action<T> Handler { get; }
+        public int Priority { get; }
+
+        public EventHandler(Action<T> handler, int priority)
+        {
+            Handler = handler;
+            Priority = priority;
+        }
+    }
+
+    /// <summary>
+    ///     存储已注册的事件处理器列表
+    /// </summary>
+    private readonly List<EventHandler> _handlers = new();
+
+    /// <summary>
+    ///     标记事件是否已被处理（用于 UntilHandled 传播模式）
+    /// </summary>
+    private bool _handled;
+
+    /// <summary>
+    ///     显式实现 IEvent 接口中的 Register 方法
+    /// </summary>
+    /// <param name="onEvent">无参事件处理方法</param>
+    /// <returns>IUnRegister 对象，用于稍后注销该事件监听器</returns>
+    IUnRegister IEvent.Register(Action onEvent)
+    {
+        return Register(_ => onEvent(), 0);
+    }
+
+    /// <summary>
+    ///     注册一个事件监听器，默认优先级为 0
+    /// </summary>
+    /// <param name="onEvent">要注册的事件处理方法</param>
+    /// <returns>IUnRegister 对象，用于稍后注销该事件监听器</returns>
+    public IUnRegister Register(Action<T> onEvent)
+    {
+        return Register(onEvent, 0);
+    }
+
+    /// <summary>
+    ///     注册一个事件监听器，并指定优先级
+    /// </summary>
+    /// <param name="onEvent">要注册的事件处理方法</param>
+    /// <param name="priority">优先级，数值越大优先级越高</param>
+    /// <returns>IUnRegister 对象，用于稍后注销该事件监听器</returns>
+    public IUnRegister Register(Action<T> onEvent, int priority)
+    {
+        var handler = new EventHandler(onEvent, priority);
+        _handlers.Add(handler);
+
+        // 按优先级降序排序（高优先级在前）
+        _handlers.Sort((a, b) => b.Priority.CompareTo(a.Priority));
+
+        return new DefaultUnRegister(() => UnRegister(onEvent));
+    }
+
+    /// <summary>
+    ///     取消指定的事件监听器
+    /// </summary>
+    /// <param name="onEvent">需要被注销的事件处理方法</param>
+    public void UnRegister(Action<T> onEvent)
+    {
+        _handlers.RemoveAll(h => h.Handler == onEvent);
+    }
+
+    /// <summary>
+    ///     触发所有已注册的事件处理程序（默认传播模式：All）
+    /// </summary>
+    /// <param name="t">传递给事件处理程序的参数</param>
+    public void Trigger(T t)
+    {
+        Trigger(t, EventPropagation.All);
+    }
+
+    /// <summary>
+    ///     触发事件处理程序，并指定传播模式
+    /// </summary>
+    /// <param name="t">传递给事件处理程序的参数</param>
+    /// <param name="propagation">事件传播模式</param>
+    public void Trigger(T t, EventPropagation propagation)
+    {
+        _handled = false;
+
+        switch (propagation)
+        {
+            case EventPropagation.All:
+                // 触发所有处理器
+                foreach (var handler in _handlers)
+                {
+                    handler.Handler.Invoke(t);
+                }
+                break;
+
+            case EventPropagation.UntilHandled:
+                // 触发直到某个处理器标记为已处理
+                foreach (var handler in _handlers)
+                {
+                    handler.Handler.Invoke(t);
+                    if (_handled) break;
+                }
+                break;
+
+            case EventPropagation.Highest:
+                // 仅触发最高优先级的处理器
+                if (_handlers.Count > 0)
+                {
+                    var highestPriority = _handlers[0].Priority;
+                    foreach (var handler in _handlers)
+                    {
+                        if (handler.Priority < highestPriority) break;
+                        handler.Handler.Invoke(t);
+                    }
+                }
+                break;
+        }
+    }
+
+    /// <summary>
+    ///     标记事件为已处理（用于 UntilHandled 传播模式）
+    /// </summary>
+    public void MarkAsHandled()
+    {
+        _handled = true;
+    }
+}
diff --git a/GFramework.Core/extensions/SpanExtensions.cs b/GFramework.Core/extensions/SpanExtensions.cs
new file mode 100644
index 0000000..c5890b7
--- /dev/null
+++ b/GFramework.Core/extensions/SpanExtensions.cs
@@ -0,0 +1,52 @@
+namespace GFramework.Core.extensions;
+
+/// <summary>
+///     Span 和 ReadOnlySpan 扩展方法，提供零分配的高性能操作
+/// </summary>
+public static class SpanExtensions
+{
+    /// <summary>
+    ///     尝试将字符 span 解析为指定类型
+    /// </summary>
+    /// <typeparam name="T">目标类型，必须实现 ISpanParsable 接口</typeparam>
+    /// <param name="span">要解析的字符 span</param>
+    /// <param name="result">解析结果</param>
+    /// <returns>如果解析成功返回 true，否则返回 false</returns>
+    /// <example>
+    /// <code>
+    /// ReadOnlySpan&lt;char&gt; span = "123";
+    /// if (span.TryParseValue&lt;int&gt;(out var result))
+    /// {
+    ///     Console.WriteLine(result); // 123
+    /// }
+    /// </code>
+    /// </example>
+    public static bool TryParseValue<T>(this ReadOnlySpan<char> span, out T? result) where T : ISpanParsable<T>
+    {
+        return T.TryParse(span, null, out result);
+    }
+
+    /// <summary>
+    ///     计算 span 中指定值出现的次数
+    /// </summary>
+    /// <typeparam name="T">元素类型，必须实现 IEquatable 接口</typeparam>
+    /// <param name="span">要搜索的 span</param>
+    /// <param name="value">要计数的值</param>
+    /// <returns>值出现的次数</returns>
+    /// <example>
+    /// <code>
+    /// ReadOnlySpan&lt;int&gt; span = stackalloc int[] { 1, 2, 3, 2, 1 };
+    /// var count = span.CountOccurrences(2); // 2
+    /// </code>
+    /// </example>
+    public static int CountOccurrences<T>(this ReadOnlySpan<T> span, T value) where T : IEquatable<T>
+    {
+        var count = 0;
+        foreach (var item in span)
+        {
+            if (item.Equals(value))
+                count++;
+        }
+        return count;
+    }
+}
diff --git a/GFramework.Core/ioc/MicrosoftDiContainer.cs b/GFramework.Core/ioc/MicrosoftDiContainer.cs
index c2f36ac..f7eda5a 100644
--- a/GFramework.Core/ioc/MicrosoftDiContainer.cs
+++ b/GFramework.Core/ioc/MicrosoftDiContainer.cs
@@ -120,6 +120,52 @@ public class MicrosoftDiContainer(IServiceCollection? serviceCollection = null)
         }
     }
 
+    /// <summary>
+    /// 注册瞬态服务，指定服务类型和实现类型
+    /// 每次解析时都会创建新的实例
+    /// </summary>
+    /// <typeparam name="TService">服务接口或基类类型</typeparam>
+    /// <typeparam name="TImpl">具体的实现类型</typeparam>
+    public void RegisterTransient<TService, TImpl>()
+        where TImpl : class, TService
+        where TService : class
+    {
+        _lock.EnterWriteLock();
+        try
+        {
+            ThrowIfFrozen();
+            GetServicesUnsafe.AddTransient<TService, TImpl>();
+            _logger.Debug($"Transient registered: {typeof(TService).Name}");
+        }
+        finally
+        {
+            _lock.ExitWriteLock();
+        }
+    }
+
+    /// <summary>
+    /// 注册作用域服务，指定服务类型和实现类型
+    /// 在同一作用域内共享实例，不同作用域使用不同实例
+    /// </summary>
+    /// <typeparam name="TService">服务接口或基类类型</typeparam>
+    /// <typeparam name="TImpl">具体的实现类型</typeparam>
+    public void RegisterScoped<TService, TImpl>()
+        where TImpl : class, TService
+        where TService : class
+    {
+        _lock.EnterWriteLock();
+        try
+        {
+            ThrowIfFrozen();
+            GetServicesUnsafe.AddScoped<TService, TImpl>();
+            _logger.Debug($"Scoped registered: {typeof(TService).Name}");
+        }
+        finally
+        {
+            _lock.ExitWriteLock();
+        }
+    }
+
 
     /// <summary>
     /// 注册多个实例到其所有接口和具体类型
@@ -291,7 +337,7 @@ public class MicrosoftDiContainer(IServiceCollection? serviceCollection = null)
     ///     配置服务
     /// </summary>
     /// <param name="configurator">服务配置委托</param>
-    public void ExecuteServicesHook(Action<IServiceCollection>? configurator)
+    public void ExecuteServicesHook(Action<IServiceCollection>? configurator = null)
     {
         _lock.EnterWriteLock();
         try
@@ -652,5 +698,33 @@ public class MicrosoftDiContainer(IServiceCollection? serviceCollection = null)
     /// <returns>底层的IServiceCollection实例</returns>
     public IServiceCollection GetServicesUnsafe { get; } = serviceCollection ?? new ServiceCollection();
 
+    /// <summary>
+    ///     创建一个新的服务作用域
+    ///     作用域内的 Scoped 服务将共享同一实例
+    /// </summary>
+    /// <returns>服务作用域实例</returns>
+    /// <exception cref="InvalidOperationException">当容器未冻结时抛出</exception>
+    public IServiceScope CreateScope()
+    {
+        if (_provider == null)
+        {
+            const string errorMsg = "Cannot create scope before container is frozen";
+            _logger.Error(errorMsg);
+            throw new InvalidOperationException(errorMsg);
+        }
+
+        _lock.EnterReadLock();
+        try
+        {
+            var scope = _provider.CreateScope();
+            _logger.Debug("Service scope created");
+            return scope;
+        }
+        finally
+        {
+            _lock.ExitReadLock();
+        }
+    }
+
     #endregion
 }
\ No newline at end of file