diff --git a/src/components/image-editor/useImageCanvasAssetExportWorkflow.ts b/src/components/image-editor/useImageCanvasAssetExportWorkflow.ts
index b123e19fb..5433ed802 100644
--- a/src/components/image-editor/useImageCanvasAssetExportWorkflow.ts
+++ b/src/components/image-editor/useImageCanvasAssetExportWorkflow.ts
@@ -553,6 +553,7 @@ export function useImageCanvasAssetExportWorkflow({
                     }),
                   ),
                 );
+                // TODO(master 既有行为待讨论): 当前至少一帧成功即导出；需先明确部分失败的顶层状态和原时间点保留契约，再决定整体失败或部分导出。
                 const successfulFrames = preparedFrames
                   .filter((result) => result.status === 'success')
                   .map((result) => result.frame);
diff --git a/src/components/image-editor/useImageCanvasAssetSelection.ts b/src/components/image-editor/useImageCanvasAssetSelection.ts
index 240ab0937..9e35d8ffe 100644
--- a/src/components/image-editor/useImageCanvasAssetSelection.ts
+++ b/src/components/image-editor/useImageCanvasAssetSelection.ts
@@ -354,6 +354,7 @@ export function useImageCanvasAssetSelection({
       top: number;
       bottom: number;
     }) => {
+      // TODO(性能问题): pointermove 会读取全部素材布局并更新 React state；后续需在保留滚动框选、末帧提交和取消回滚语义的前提下，用内容坐标缓存与 rAF 合帧优化。
       const marqueeSelection = selectUploadedAssetsInRect({
         assets,
         assetTargets: readAssetHitTargets(assetListRef.current),