docs: update README

README.md

@@ -127,9 +127,9 @@ brew install easydict
 
 以下是可选步骤，仅面向开发协作者。
 
-如果经常需要调试一些权限相关的功能，例如取词或 OCR，可选择使用自己的苹果账号运行，请修改 Easydict-debug.xcconfig 文件中的 DEVELOPMENT_TEAM 为你自己的 Apple Team ID（你可以登录苹果开发者网站找到它），CODE_SIGN_IDENTITY 改为 Apple Development。
+如果经常需要调试一些权限相关的功能，例如取词或 OCR，可选择使用自己的苹果账号运行，请修改 `Easydict-debug.xcconfig` 文件中的 `DEVELOPMENT_TEAM` 为你自己的 Apple Team ID（你可以登录苹果开发者网站找到它），`CODE_SIGN_IDENTITY` 改为 Apple Development。
 
-注意不要提交 Easydict-debug.xcconfig 文件，你可以使用下面 git 命令忽略这个文件的本地修改
+注意不要提交 `Easydict-debug.xcconfig` 文件，你可以使用下面 git 命令忽略这个文件的本地修改
 
 ```bash
 git update-index --skip-worktree Easydict-debug.xcconfig

README_EN.md

@@ -126,9 +126,9 @@ If you are a developer, or you are interested in this project, you can also try
 
 The following steps are optional and intended for development collaborators only.
 
-If you often need to debug permission-related features, such as word fetching or OCR, you can choose to run it with your own Apple account, change DEVELOPMENT_TEAM in the Easydict-debug.xcconfig file to your own Apple Team ID (you can find it by logging in to the Apple developer website) and CODE_SIGN_IDENTITY to Apple Development.
+If you often need to debug permission-related features, such as word fetching or OCR, you can choose to run it with your own Apple account, change `DEVELOPMENT_TEAM`` in the `Easydict-debug.xcconfig`` file to your own Apple Team ID (you can find it by logging in to the Apple developer website) and `CODE_SIGN_IDENTITY`` to Apple Development.
 
-Be careful not to commit the Easydict-debug.xcconfig file; you can ignore local changes to this file with the following git command
+Be careful not to commit the `Easydict-debug.xcconfig`` file; you can ignore local changes to this file with the following git command
 
 ```bash
 git update-index --skip-worktree Easydict-debug.xcconfig