diff --git a/scripts/GameSceneDepend.cs b/scripts/GameSceneDepend.cs
index 722fb28..0480a7d 100644
--- a/scripts/GameSceneDepend.cs
+++ b/scripts/GameSceneDepend.cs
@@ -113,4 +113,18 @@ public static class GameSceneDepend
     ///<para>动态生成的Ui对象将放置在此节点下</para>
     /// </remarks>
     public static UiGroup? DynamicUiGroup  { get; set; }
+
+
+    /// <summary>
+    /// <para>Whether the player's mouse is hovering over GUI furniture</para>
+    /// <para>玩家的鼠标是否悬浮在GUI家具上</para>
+    /// </summary>
+    public static bool IsMouseOverFurnitureGui;
+
+    
+    /// <summary>
+    /// <para>Whether the mouse is suspended over the item slot</para>
+    /// <para>鼠标是否悬浮在物品槽上</para>
+    /// </summary>
+    public static bool IsMouseOverItemSlotNode;
 }
\ No newline at end of file
diff --git a/scripts/character/Player.cs b/scripts/character/Player.cs
index 08bd2c3..3c881d6 100644
--- a/scripts/character/Player.cs
+++ b/scripts/character/Player.cs
@@ -31,6 +31,8 @@ public partial class Player : CharacterTemplate
     //射线是否与平台碰撞
     private bool _collidingWithPlatform;
 
+    private bool _canUseItem;
+
     //How long does it take for the character to recover from a collision with the platform after jumping off the platform (in seconds)
     //角色从平台上跳下后，多少时间后恢复与平台的碰撞（单位：秒）
     private double _platformCollisionRecoveryTime = 0.2f;
@@ -124,11 +126,19 @@ public partial class Player : CharacterTemplate
         var axis = Input.GetAxis("ui_left", "ui_right");
         velocity.X = axis * Speed * Config.CellSize * ProtectedSpeedScale;
 
+
+        if (Input.IsActionJustPressed("use_item"))
+        {
+            _canUseItem = !GameSceneDepend.IsMouseOverFurnitureGui && !GameSceneDepend.IsMouseOverItemSlotNode;
+        }
         //Use items
         //使用物品
         if (Input.IsActionPressed("use_item"))
         {
-            UseItem(GetGlobalMousePosition());
+            if (_canUseItem)
+            {
+                UseItem(GetGlobalMousePosition());
+            }
         }
         //Pick up an item
         //捡起物品
@@ -206,7 +216,7 @@ public partial class Player : CharacterTemplate
             CurrentItem = null;
         }
     }
-    
+
     /// <summary>
     /// <para>当玩家手动抛出物品时，施加到物品上的速度值</para>
     /// </summary>
@@ -312,7 +322,7 @@ public partial class Player : CharacterTemplate
 
         EventBus.GameOverEvent.Invoke(gameOverEvent);
     }
-    
+
 
     protected override void OnHit(DamageTemplate damageTemplate)
     {
diff --git a/scripts/furniture/GuiFurniture.cs b/scripts/furniture/GuiFurniture.cs
index 031739a..3fed73e 100644
--- a/scripts/furniture/GuiFurniture.cs
+++ b/scripts/furniture/GuiFurniture.cs
@@ -70,12 +70,14 @@ public partial class GuiFurniture : Furniture
     {
         base._MouseEnter();
         _hasMouseOver = true;
+        GameSceneDepend.IsMouseOverFurnitureGui = true;
     }
 
     public override void _MouseExit()
     {
         base._MouseExit();
         _hasMouseOver = false;
+        GameSceneDepend.IsMouseOverFurnitureGui = false;
     }
 
     private void OnBodyEntered(Node node)
diff --git a/scripts/inventory/ItemSlotNode.cs b/scripts/inventory/ItemSlotNode.cs
index 281e651..46ba678 100644
--- a/scripts/inventory/ItemSlotNode.cs
+++ b/scripts/inventory/ItemSlotNode.cs
@@ -30,6 +30,28 @@ public partial class ItemSlotNode : MarginContainer, IItemDisplay
         _quantityLabel.Hide();
     }
 
+    public override void _EnterTree()
+    {
+        MouseEntered += OnMouseEntered;
+        MouseExited += OnMouseExited;
+    }
+
+    public override void _ExitTree()
+    {
+        MouseEntered -= OnMouseEntered;
+        MouseExited -= OnMouseExited;
+    }
+
+    private void OnMouseExited()
+    {
+        GameSceneDepend.IsMouseOverItemSlotNode = false;
+    }
+
+    private void OnMouseEntered()
+    {
+        GameSceneDepend.IsMouseOverItemSlotNode = true;
+    }
+
     public override Variant _GetDragData(Vector2 atPosition)
     {
         switch (Item)