diff --git a/scripts/Statemachine/ItemShow.gd b/scripts/Statemachine/ItemShow.gd
index 3ca74fb..ed3e206 100644
--- a/scripts/Statemachine/ItemShow.gd
+++ b/scripts/Statemachine/ItemShow.gd
@@ -12,7 +12,7 @@ class_name ItemShow
 
 func _ready():
 	if autoFree:
-		await TickTool.millseconds(2000) # 等待1秒后自动隐藏
+		await TickTool.millseconds(GameRule.itemShowStayTime) # 等待几秒后自动隐藏
 		animator.play("hide")
 		await animator.animation_finished
 		queue_free()
diff --git a/scripts/Tools/GameRule.gd b/scripts/Tools/GameRule.gd
index 8884305..5998ecc 100644
--- a/scripts/Tools/GameRule.gd
+++ b/scripts/Tools/GameRule.gd
@@ -7,4 +7,5 @@ static var damageLabelSpawnOffset: float = 10 # 伤害标签生成位置的随
 static var itemDroppedSpawnOffset: float = 30 # 掉落物生成位置的随机偏移
 static var appleDropRate: float = 0.1 # 苹果掉落概率
 static var refreshCountIncreasePercent: Vector2 = Vector2(0.4, 1.1) # 刷新所需的棒球数量的增加的百分比，随机，默认为40%~110%
-static var entityCountBoostPerWave: float = 0.1 # 每波敌人数量增加的百分比，倍数级
\ No newline at end of file
+static var entityCountBoostPerWave: float = 0.1 # 每波敌人数量增加的百分比，倍数级
+static var itemShowStayTime: int = 1500 # 物品展示组件如果设置了自动隐藏，那么隐藏前可以存活的时间
\ No newline at end of file