Get info of the linux standard directories at the command-line, and go there.
Explains /etc
ldexplain etc
Explains all standard directories
ldexplain -All
Explains /etc, and sets the current working directory to /etc (Linux only)
ldexplain etc -Go
Explains /root, and displays the full explain message using the Full parameter
ldexplain root -Full
This module does not work in Windows PowerShell
Sources of the explanations are: