be the done thing
成語所屬單字thing
be the done thing — 慣用語
1. To be considered socially acceptable or proper behavior.
1.慣用語
釋義
是合乎禮儀的
To be considered socially acceptable or proper behavior.
例句
In this country, it's the done thing to tip waiters.
Is it the done thing to send a thank-you note?