diff --git a/Assets/Script/Gameplay/Facility/NumberSlotController.cs b/Assets/Script/Gameplay/Facility/NumberSlotController.cs
index ddb70ce..3bd1eee 100644
--- a/Assets/Script/Gameplay/Facility/NumberSlotController.cs
+++ b/Assets/Script/Gameplay/Facility/NumberSlotController.cs
@@ -27,7 +27,8 @@ namespace Script.Gameplay.Facility
         [SerializeField] private GameObject FlowerIcon;
         [SerializeField] private GameObject LeafIcon;
         [SerializeField] private GameObject WaveIcon;
-
+        
+        private bool lastSendSignal = false;
         private void Start()
         {
             // 初始化图标显示
@@ -89,7 +90,11 @@ namespace Script.Gameplay.Facility
         private void CheckNumberAndSendSignal()
         {
             bool isCorrect = currentNumber == correctNumber;
-            SendSignal(isCorrect, this.gameObject);
+            if (lastSendSignal != isCorrect)
+            {
+                SendSignal(isCorrect, this.gameObject);
+                lastSendSignal = isCorrect;
+            }
         }
     }
 }