diff --git a/Assets/Scenes/SubWay.unity b/Assets/Scenes/SubWay.unity
index 4e0135b1b..31c0fdbda 100644
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@@ -3757,37 +4454,51 @@ MonoBehaviour:
     batchSize: 3
     batchInterval: 0.2
     delayAfterBatch: 2
+  - categoryName: BuildingMid2
+    isEnabled: 1
+    objects:
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+    - {fileID: 329488974}
+    - {fileID: 329488974}
+    speed: 0.3
+    xSpawnRange: 24
+    generationThreshold: 2
+    useIntervalGeneration: 0
+    spawnInterval: 0.1
+    batchSize: 4
+    batchInterval: 6.5
+    delayAfterBatch: 0.1
   - categoryName: BuildingMid
     isEnabled: 1
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-    - {fileID: 1302373980}
-    - {fileID: 1302373980}
-    - {fileID: 1302373980}
-    - {fileID: 1302373980}
-    speed: 1.3
+    - {fileID: 1533646416}
+    - {fileID: 1533646416}
+    - {fileID: 1533646416}
+    speed: 1.1
     xSpawnRange: 24
-    generationThreshold: 16
-    useIntervalGeneration: 1
-    spawnInterval: 0
-    batchSize: 3
-    batchInterval: 10
-    delayAfterBatch: 6
+    generationThreshold: 4
+    useIntervalGeneration: 0
+    spawnInterval: 0.1
+    batchSize: 2
+    batchInterval: 2
+    delayAfterBatch: 2
   - categoryName: BuildingNear
     isEnabled: 1
     objects:
     - {fileID: 779629287}
     - {fileID: 779629287}
     - {fileID: 779629287}
+    - {fileID: 779629287}
+    - {fileID: 779629287}
+    - {fileID: 779629287}
     speed: 50
     xSpawnRange: 24
     generationThreshold: 16
     useIntervalGeneration: 1
     spawnInterval: 12
     batchSize: 3
-    batchInterval: 3
-    delayAfterBatch: 15
+    batchInterval: 2
+    delayAfterBatch: 0
   - categoryName: Bird
     isEnabled: 1
     objects:
@@ -3851,18 +4562,6 @@ MonoBehaviour:
     batchSize: 1
     batchInterval: 1
     delayAfterBatch: 20
-  - categoryName: "\u7535\u7EBF\u6746"
-    isEnabled: 1
-    objects:
-    - {fileID: 522985921}
-    speed: 70
-    xSpawnRange: 21
-    generationThreshold: 20
-    useIntervalGeneration: 1
-    spawnInterval: 30
-    batchSize: 1
-    batchInterval: 1
-    delayAfterBatch: 50
   tunnelSprite: {fileID: 157917237}
   sisterSpriteRender: {fileID: 2131325288}
   tunnelEnterPosition: {x: 32, y: 0, z: 0}
@@ -3876,5 +4575,4 @@ SceneRoots:
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   - {fileID: 2131382685}
   - {fileID: 1228458713}
-  - {fileID: 1353933379}
   - {fileID: 1444344157}
diff --git a/Assets/Scripts/SubWay/ParallaxManager.cs b/Assets/Scripts/SubWay/ParallaxManager.cs
index 0f0e24dd2..253f31750 100644
--- a/Assets/Scripts/SubWay/ParallaxManager.cs
+++ b/Assets/Scripts/SubWay/ParallaxManager.cs
@@ -42,7 +42,7 @@ public class ParallaxManager : MonoBehaviour
             tunnelSprite.transform.position=tunnelEnterPosition;
             isInTunnel = true;
             // 使用 DOTween 播放隧道进入动画
-            sisterSpriteRender.DOFade(1,tunnelDuration);
+            sisterSpriteRender.DOFade(0.4f,tunnelDuration);
             tunnelSprite.transform.DOMove(tunnelKeepPosition, tunnelDuration)
                 .SetEase(Ease.Linear)
                 .OnStart(() => Debug.Log("开始进入隧道"))
@@ -222,15 +222,6 @@ public IEnumerator ManageObjectGeneration(ParallaxObjectCategoryConfig categoryC
         Debug.Log($"初始化并激活首个物体: {firstObject.name}, 位置: {firstObject.transform.position}");
         ToggleCategoryVisibility(categoryConfig.categoryName,categoryConfig.isEnabled);   
 
-        // 根据 categoryConfig.isEnabled 控制 firstObject 的显示状态
-        // if (categoryConfig.isEnabled)
-        // {
-        //     firstObject.GetComponent<SpriteRenderer>().enabled=true;   
-        // }
-        // else
-        // {
-        //     firstObject.GetComponent<SpriteRenderer>().enabled=false;
-        // }
     }
 
     while (true)
@@ -250,11 +241,11 @@ public IEnumerator ManageObjectGeneration(ParallaxObjectCategoryConfig categoryC
             }
 
             // 每个物体之间的间隔
-            yield return new WaitForSeconds(batchInterval / speedMultiplier); // 使用 speedMultiplier 来控制生成速率
+            yield return new WaitForSeconds(Random.Range(batchInterval-1f,batchInterval+1f) / speedMultiplier); // 使用 speedMultiplier 来控制生成速率
         }
 
         // 等待一段时间后再开始下一组生成
-        yield return new WaitForSeconds(delayAfterBatch / speedMultiplier); // 使用 speedMultiplier 来控制生成间隔
+        yield return new WaitForSeconds(Random.Range(delayAfterBatch-1f,delayAfterBatch+1.5f) / speedMultiplier); // 使用 speedMultiplier 来控制生成间隔
     }
 }