README: add documentation about Emacs bookmark support

README.md

@@ -147,11 +147,12 @@ Packages listed as **Core** are mandatory for EAF to work, whereas other package
 | Airshare            | `M-x eaf-open-airshare`                                                |
 | RSS Reader          | `M-x eaf-open-rss-reader`                                              |
 | Mindmap             | `M-x eaf-create-mindmap` or `M-x eaf-open-mindmap`                     |
-| Doc Viewer          | `M-x eaf-open-office`                                                  |
+| MS Office Viewer    | `M-x eaf-open-office`                                                  |
 | Mermaid             | `M-x eaf-open` Mermaid file (*.mmd)                                    |
 | Demo                | `M-x eaf-open-demo` to verify basic functionality                      |
 
 - To open the file under the cursor in `dired` using appropriate EAF Application, use `eaf-open-this-from-dired` instead.
+- EAF Browser and PDF Viewer support Emacs built-in bookmark operation, with `M-x bookmark-set` (defaulted to `C-x r m`) and `M-x bookmark-bmenu-list` (defaulted to `C-x r l`).
 
 ```
 NOTE:

README.zh-CN.md

@@ -146,11 +146,12 @@ git clone https://github.com/manateelazycat/emacs-application-framework.git --de
 | 无线分享         | `M-x eaf-open-airshare` 输入要分享给手机的字符串                            |
 | RSS新闻阅读器    | `M-x eaf-open-rss-reader`                                                   |
 | 思维导图         | `M-x eaf-create-mindmap` or `M-x eaf-open-mindmap`                          |
-| 办公文档阅读器   | `M-x eaf-open-office`                                                       |
+| 微软Office阅读器 | `M-x eaf-open-office`                                                       |
 | 流程图           | `M-x eaf-open` 输入 mmd 格式文件                                            |
 | 演示程序         | `M-x eaf-open-demo`                                                         |
 
 - 在`dired`文件管理器中，建议绑定按键到命令 `eaf-open-this-from-dired` ，它会自动用合适的EAF应用来打开文件。
+- EAF浏览器以及PDF浏览器支持Emacs内置书签操作，通过使用`M-x bookmark-set`（默认`C-x r m`）以及`M-x bookmark-bmenu-list`（默认`C-x r l`）。
 
 ```
 注意：