diff --git a/packages/@core/base/shared/src/utils/dom.ts b/packages/@core/base/shared/src/utils/dom.ts
index dc641ba91..35a7e5ffd 100644
--- a/packages/@core/base/shared/src/utils/dom.ts
+++ b/packages/@core/base/shared/src/utils/dom.ts
@@ -41,6 +41,7 @@ export function getElementVisibleRect(
   const left = Math.max(rect.left, 0);
   const right = Math.min(rect.right, viewWidth);
 
+  // 如果元素完全不可见，则返回一个空的矩形
   if (top >= viewHeight || bottom <= 0 || left >= viewWidth || right <= 0) {
     return {
       bottom: 0,