diff --git a/Assets/Scripts/MiniGame/Peipei/CutLine/LineInteraction.cs b/Assets/Scripts/MiniGame/Peipei/CutLine/LineInteraction.cs
index 554038e0a..d0ec596ec 100644
--- a/Assets/Scripts/MiniGame/Peipei/CutLine/LineInteraction.cs
+++ b/Assets/Scripts/MiniGame/Peipei/CutLine/LineInteraction.cs
@@ -50,9 +50,10 @@ public class LineInteraction : MonoBehaviour
         {
             scissorSpriteRenderer.sprite = openScissorSprite;
             cutLineSpriteRenderer.enabled = true;
-            // 检查玩家交互（例如按下鼠标左键）
+            // 检查玩家交互（例如按下鼠标左键）；剪一次后立即禁用，避免重复剪线/音效
             if (Input.GetMouseButtonDown(0))
             {
+                isActive = false;
                 ContinueTimeline();
             }
         }