do somebody good
US /duː ˈsʌm.bə.di ɡʊd/
UK /duː ˈsʌm.bə.di ɡʊd/

1.
對某人有好處, 對某人有益
to be beneficial or helpful to someone
:
•
A good night's sleep will do you good.
睡個好覺對你有好處。
•
Getting out of the city for a while would really do him good.
暫時離開城市對他真的有好處。