arecord
命令手册Sound recorder for ALSA soundcard driver. More information: https://linux.die.net/man/1/arecord.
arecord -vv --format=cd {{path/to/file.wav}}
arecord -vv --format=cd --duration={{10}} {{path/to/file.wav}}
arecord -vv --format=cd --file-type raw | lame -r - {{path/to/file.mp3}}
arecord --list-devices
arecord --interactive