diff --git a/Assets/Scripts/Interaction/PingClickHandler.cs b/Assets/Scripts/Interaction/PingClickHandler.cs
index 55437d3..9c1eb32 100644
--- a/Assets/Scripts/Interaction/PingClickHandler.cs
+++ b/Assets/Scripts/Interaction/PingClickHandler.cs
@@ -1,21 +1,21 @@
 using UnityEngine;
 
 /// <summary>
-/// 挂在每个 ping 对象上。蓝色圆环闪烁描边，两步点击：
-/// 1. 第一次点击 → 停止闪烁，显示 ping 模型
-/// 2. 第二次点击 → 显示对应 chanrao，隐藏自己，激活下个 ping
-/// 点击通知 StepManager 记录步骤。
+/// 挂在每个 ping 对象上。蓝色圆环闪烁描边，两阶段点击：
+/// 阶段0: 依次首次点击4个ping显示模型（全部显示后才进入阶段1）
+/// 阶段1: 点击ping显示对应chanrao并隐藏自己
+/// touchArray 点击优先级更高。
 /// </summary>
 public class PingClickHandler : MonoBehaviour
 {
     public GameObject chanraoObject;
     public GameObject nextPing;
-    public int pingIndex; // ping.004=0, ping.003=1, ping.002=2, ping.001=3
+    public int pingIndex;
 
     private MeshRenderer _meshRenderer;
     private LineRenderer _outlineRenderer;
-    private static int _firstClickCount = 0;
     private bool _clickedOnce;
+    private static int _firstClickCount = 0;
 
     void Start()
     {
@@ -29,7 +29,7 @@ public class PingClickHandler : MonoBehaviour
     {
         _meshRenderer = GetComponent<MeshRenderer>();
         if (_meshRenderer == null) _meshRenderer = GetComponentInChildren<MeshRenderer>();
-        if (_meshRenderer != null) _meshRenderer.enabled = false; // 初始隐藏模型，只留描边
+        if (_meshRenderer != null) _meshRenderer.enabled = false;
         CreateBlueOutline();
         _clickedOnce = false;
         StopAllCoroutines();
@@ -68,15 +68,31 @@ public class PingClickHandler : MonoBehaviour
     {
         while (true)
         {
-            if (_outlineRenderer != null)
-                _outlineRenderer.enabled = !_outlineRenderer.enabled;
+            if (_outlineRenderer != null) _outlineRenderer.enabled = !_outlineRenderer.enabled;
             yield return new WaitForSeconds(0.4f);
         }
     }
 
     void OnMouseDown()
     {
-        // 阶段 0：4个ping依次首次点击（只显示模型）
+        // touchArray 优先：如果同时命中 touchArray point，跳过
+        bool blocked = false;
+        var allCams = Object.FindObjectsOfType<Camera>();
+        foreach (var c in allCams)
+        {
+            if (!c.enabled) continue;
+            var r = c.ScreenPointToRay(Input.mousePosition);
+            foreach (var h in Physics.RaycastAll(r))
+            {
+                if (h.collider != null && h.collider.transform.parent != null
+                    && h.collider.transform.parent.name == "touchArray")
+                { blocked = true; break; }
+            }
+            if (blocked) break;
+        }
+        if (blocked) return;
+
+        // 阶段0: 依次首次点击4个ping
         if (_firstClickCount < 4)
         {
             if (_clickedOnce) return;
@@ -85,13 +101,12 @@ public class PingClickHandler : MonoBehaviour
             StopAllCoroutines();
             if (_meshRenderer != null) _meshRenderer.enabled = true;
             if (_outlineRenderer != null) _outlineRenderer.enabled = true;
-            // 激活下个 ping
             if (nextPing != null) { nextPing.SetActive(true); Debug.Log($"[PingClick] {name} → {nextPing.name} 激活"); }
             Debug.Log($"[PingClick] {name} 第1击 (model显示, {_firstClickCount}/4)");
             var sm = FindObjectOfType<StepManager>();
             if (sm != null) sm.RecordPingStep(pingIndex, false);
         }
-        // 阶段 1：4个全部首次点击后，第二击显示chanrao
+        // 阶段1: 全部显示后第二击显示chanrao
         else
         {
             if (!_clickedOnce) return;
@@ -106,7 +121,6 @@ public class PingClickHandler : MonoBehaviour
         }
     }
 
-    /// <summary>上一步撤销：恢复到first-click状态</summary>
     public void UndoSecondClick()
     {
         if (!_clickedOnce) return;
@@ -118,9 +132,5 @@ public class PingClickHandler : MonoBehaviour
         StartCoroutine(BlinkOutline());
     }
 
-    /// <summary>上一步撤销：隐藏自己，恢复前一个ping</summary>
-    public void UndoShow()
-    {
-        gameObject.SetActive(false);
-    }
+    public void UndoShow() { gameObject.SetActive(false); }
 }