diff --git a/03-UnrealEngine/Sequence/Sequence Runtime Binding.md b/03-UnrealEngine/Sequence/Sequence Runtime Binding.md
index 260eae6..e8fd103 100644
--- a/03-UnrealEngine/Sequence/Sequence Runtime Binding.md	
+++ b/03-UnrealEngine/Sequence/Sequence Runtime Binding.md	
@@ -160,9 +160,11 @@ FAudioTrackEditor::HandleAssetAdded(UObject* Asset, const FGuid& TargetObjectGui
 ## MovieSceneSkeletalAnimationTrack
 - UMovieSceneSkeletalAnimationTrack
 - UMovieSceneSkeletalAnimationSection
+	- FMovieSceneSkeletalAnimationParams
+		- `TObjectPtr<UAnimSequenceBase> Animation`
 - FSkeletalAnimationTrackEditor
 - UMovieSceneSkeletalAnimationSystem
-- FSkeletalAnimationTrackEditMode
+- ~~FSkeletalAnimationTrackEditMode~~
 
 Track的编辑器注册位于MovieSceneToolsModule.cpp：
 ```c++