de rigueur
形容詞
UK/də rɪˈɡɜːʳ/
US/də rɪˈɡɝː/
定義 de rigueur 形容詞
- After verb
Required or demanded by fashion, custom, or etiquette; essential.
At formal dinners, wearing a gown is de rigueur.
Adherence to the rules is de rigueur for any member wishing to be accepted into this club.
Wearing a suit is still de rigueur in some traditional industries.