diff --git a/docs/Snow-Lang-Syntax/Snow-Lang-Grammar-Specification.md b/docs/Snow-Lang-Syntax/Snow-Lang-Grammar-Specification.md
index 58fa46e..d8a816a 100644
--- a/docs/Snow-Lang-Syntax/Snow-Lang-Grammar-Specification.md
+++ b/docs/Snow-Lang-Syntax/Snow-Lang-Grammar-Specification.md
@@ -553,8 +553,6 @@ end module
 
 ## 11 · 构造函数重载示例
 
-**示例: **
-
 ````snow
 struct: Point
     declare x: int