parent directory的用法和樣例：
例句
- When we rename a file or folder, the parent folder is being modified.
當我們重命名一個(gè)目錄里面的文件，父目錄也都被修改了。 - On volumes formatted for such a file system, a new directory inherits the compression and encryption attributes of its parent directory.
以卷格式化的文件系統，一個(gè)新的目錄將繼承它父目錄的壓縮和加密特性。
