变量模块；Element启用控制

Assets/Scripts/Manager/BasePrefabsCollection.cs

@@ -63,6 +63,7 @@ public class BasePrefabsCollection : SerializedScriptableObject
     public GameObject animatedBoolUnit;
     public GameObject customCurveKeyframeUnit;
     public GameObject customCurveWrapModeUnit;
+    public GameObject stringIntPairUnit;
     [Title("图形化动画编辑器")]
     public GameObject graphicalFlexibleFloatWindow;