【运输】手动打磨工具,抛光,削尖

shake sb by the hand

cannot bear the slight touch of the hand

right-hand rule【电磁】

cable support with rolling-up attachment for hand irons

left bracket【计】;left parenthesis【计】;left-hand bracket【计】

old hand

hand tool inserting, withdrawing

operation of wheeled vehicles exclusively by hand power