coup de theatre

US /ˌkuː də teɪˈɑːtər/
UK /ˌkuː də teɪˈɑːtər/
"coup de theatre" picture
1.

戏剧性转折, 出人意料的结局

a dramatic and unexpected turn of events in a play or other narrative

:
The sudden appearance of the long-lost heir was a true coup de theatre.
失散已久的继承人突然出现,真是一个戏剧性的转折
The director used a clever coup de theatre to surprise the audience.
导演巧妙地运用了戏剧性手法来给观众带来惊喜。