diff --git a/README.md b/README.md
index 7b50eb8..bd6844a 100644
--- a/README.md
+++ b/README.md
@@ -333,8 +333,7 @@ request.skipMemoryCache(true)
 | preload(request: RequestOption) | request: RequestOption | 根据用户配置参数具体执行预加载流程 |
 | pauseRequests()                 |                        | 全局暂停请求                       |
 | resumeRequests()                |                        | 全局恢复暂停                       |
-| isUrlExist(request: RequestOption) | request: RequestOption | 判断图片是否在 缓存和磁盘中存在，request.setCacheType(CacheType.Cache) request.setImageViewSize(this.comSize) 如果入参是缓存，需要传入值图片大小
-         |
+| isUrlExist(request: RequestOption) | request: RequestOption | 判断图片是否在 缓存和磁盘中存在，request.setCacheType(CacheType.Cache) request.setImageViewSize(this.comSize) 如果入参是缓存，需要传入值图片大小|
 
 ### 缓存策略相关