每日商務英語 第209期:即興發揮

to wing it 即興發揮（俚語）

英文釋義

To do something without any planning or preparation.

例句

Usually I prepare for a speech carefully, but yesterday I was asked to speak at the conference without any warning, so I had to wing it.

我通常很認真地準備演講，但昨天有人突然請我在會議上講話，我只好即興發揮。