directories
A directory is a book which gives lists of facts, for example, people's names, addresses, and telephone numbers, or the names and addresses of business companies, usually arranged in alphabetical order.
a telephone directory.
电话簿。
A directory is an area of a computer disk which contains one or more files or other directories.
This option lets you search your current directory for files by date, contents, and document summary.
这一选项让你按日期、内容和文件摘要在当前目录中查找文件。