Solve the problem that the cygwin command cannot be used in cmd
Environment configuration using cygwin command in cmd
Cygwin64 Terminal
First, you need to install the cygwin software. The installation location of cygwin I chose is the default. Regardless of whether it is default or not, it only needs to be the location of the executable file pointed to by the cygwin desktop shortcut .
Then you can use cygwin-related commands in cmd to install the required packages.