diff --git a/Assets/Scripts/DynamicUI/Timeline/SubTab.cs b/Assets/Scripts/DynamicUI/Timeline/SubTab.cs
index 4c613268..bec34a6a 100644
--- a/Assets/Scripts/DynamicUI/Timeline/SubTab.cs
+++ b/Assets/Scripts/DynamicUI/Timeline/SubTab.cs
@@ -12,12 +12,13 @@ public class SubTab : MonoBehaviour
 {
     public List<GameElement> connectObj = new();
     public Button button;
-    //private SongInformation songInformation = EditorManager.instance.songInformation;
+    private SongInformation songInformation;
     private TimePointerModule timePointerModule;
     private Timeline timeline;
     public float Time;
     public void Set(GameElement Objs, float time)
     {
+        songInformation = EditorManager.instance.songInformation;
         timePointerModule = EditorManager.instance.uiManager.timeline.timePointerModule;
         timeline = EditorManager.instance.uiManager.timeline;
         Time = time;
@@ -26,10 +27,20 @@ public class SubTab : MonoBehaviour
     }
     public void Update()
     {
-
-
-        Vector3 newPOs = B2P(Time);
-        transform.position = newPOs;
+        if (Time - timePointerModule.leftSideSongTime < 0)
+        {
+            transform.localScale = Vector3.zero;
+            return;
+        }
+        else
+        {
+            transform.localScale = Vector3.one;
+            float devideTime = Time - timePointerModule.leftSideSongTime;
+            transform.position = new Vector3(
+                devideTime / timeline.timePerBeat * timePointerModule.timePointerInterval + 165f - timePointerModule.delayDistanceOffset
+                , transform.position.y, 0
+            );
+        }
     }
 
     public void GetClick()
@@ -37,10 +48,4 @@ public class SubTab : MonoBehaviour
         EditorManager.instance.uiManager.hierarchy.FindTab(connectObj[0]);
     }
 
-
-    public Vector3 B2P(float Time)
-    {
-        Vector3 i = new(Time / timeline.timePerBeat * timePointerModule.timePointerInterval + 15f - timePointerModule.delayDistanceOffset + 150, transform.position.y, 0);
-        return i;
-    }
 }
diff --git a/Assets/Scripts/DynamicUI/Timeline/TimePointerModule.cs b/Assets/Scripts/DynamicUI/Timeline/TimePointerModule.cs
index a7ec1320..e65c3918 100644
--- a/Assets/Scripts/DynamicUI/Timeline/TimePointerModule.cs
+++ b/Assets/Scripts/DynamicUI/Timeline/TimePointerModule.cs
@@ -112,7 +112,7 @@ namespace Ichni.Editor
 
             timePointerArea.anchoredPosition =
                 new Vector2((timePointerArea.sizeDelta.x / 2) -
-                            ((startTime + songInformation.delay) / timeline.timePerBeat) * timePointerInterval, 0);
+                            (startTime + songInformation.delay) / timeline.timePerBeat * timePointerInterval, 0);
 
             float proportion = mainTimePointer.anchoredPosition.x / visibleTimePointerArea.rect.width;
 
@@ -125,6 +125,7 @@ namespace Ichni.Editor
         /// </summary>
         /// <param name="beatDivider">细分X分音符</param>
         /// <param name="index"></param>
+
         private void CreatePointer(int beatDivider, int index)
         {
             TimePointer pointer = Instantiate(timePointerPrefab, timePointerArea).GetComponent<TimePointer>();
diff --git a/Assets/Scripts/DynamicUI/Timeline/Timeline.cs b/Assets/Scripts/DynamicUI/Timeline/Timeline.cs
index 6ddcd31d..080785ce 100644
--- a/Assets/Scripts/DynamicUI/Timeline/Timeline.cs
+++ b/Assets/Scripts/DynamicUI/Timeline/Timeline.cs
@@ -123,7 +123,7 @@ namespace Ichni.Editor
 
         }
         public void Trackfind(GameElement Track)
-        {
+        {//这也是if山
             foreach (var i in Track.childElementList)
             {
                 if (i is NoteBase)
@@ -134,6 +134,7 @@ namespace Ichni.Editor
 
                         timelineTab.SetTab(i, i.GetType());
                         timelineTabList.Add(i.GetType(), timelineTab);
+
                     }
                     else
                     {
diff --git a/Assets/Scripts/DynamicUI/Timeline/TimelineTab.cs b/Assets/Scripts/DynamicUI/Timeline/TimelineTab.cs
index 20da4e8a..28917f11 100644
--- a/Assets/Scripts/DynamicUI/Timeline/TimelineTab.cs
+++ b/Assets/Scripts/DynamicUI/Timeline/TimelineTab.cs
@@ -34,6 +34,7 @@ public class TimelineTab : MonoBehaviour
             else
             {
                 SubTab i = Instantiate(ElementPrefab, transform);
+
                 i.Set(gameElement, Judgetime);
                 SubTabs.Add(Judgetime, i);
             }