custom folders的用法和樣例：
例句
- Custom folders are special folders that represent folders on a target computer.
自定義文件夾是表示目標計算機上的文件夾的特殊文件夾。 - The retention and journaling of messages in managed custom folders are controlled by managed content settings that are applied to the folder.
對托管自定義文件夾中郵件的保留和托管由應用于文件夾的托管內容設置進(jìn)行控制。
