do somebody no favours
成語所屬單字favour
do somebody no favours — 慣用語
1. To do something that is not helpful to someone or that makes them look bad.
1.慣用語
釋義
對某人沒有幫助
To do something that is not helpful to someone or that makes them look bad.
例句
By always agreeing with him, you're doing him no favours.
The director's harsh review did the young actor no favours.