diff --git a/src/utils/image/imageCacheManager.js b/src/utils/image/imageCacheManager.js
index 9bf6569..1648d7d 100644
--- a/src/utils/image/imageCacheManager.js
+++ b/src/utils/image/imageCacheManager.js
@@ -22,7 +22,11 @@ class ImageCacheManager {
     this.maxRetries = 3 // 最大重试次数
 
     // ✅ 新增：防抖版本的缓存限制检查（1 秒防抖，合并多次调用）
-    this.enforceCacheLimitsDebounced = useDebounce(this.enforceCacheLimits.bind(this), 1000, false)
+    this.enforceCacheLimitsDebounced = useDebounce(
+      this.enforceCacheLimits.bind(this), // ⚠️ 只绑定 this，不绑定参数
+      1000,
+      false,
+    )
 
     this.init()
   }
@@ -465,6 +469,7 @@ class ImageCacheManager {
 
           // 异步检查缓存限制
           // ✅ 修复：包装为 Promise 确保错误捕获
+          // 等价于enforceCacheLimits.call(this, cache, cacheName)
           Promise.resolve(this.enforceCacheLimitsDebounced(cache, cacheName)).catch((error) => {
             console.warn('检查缓存限制时出错:', error)
           })