pwd View current path
ls -l displays files and folders in a long list (excluding hidden files)
ls -al displays all files and folders in a long list, including hidden folders
ls -lh display in long list and size
rm delete files and folders will give a warning when there are files in the folder that cannot be deleted
rm -rf delete all files and folders without prompting
rz directly open the window of the file to be transferred, the transfer time of the file is relatively long
unzip Unzip the compressed package with the zip suffix