you could have knocked me down with a feather
真讓我吃驚,以至于差點被嚇倒
口語·表達極度驚訝
英文釋義
to express utter astonishment or surprise
例句
When she told me she won the lottery, you could have knocked me down with a feather.
典故來源
源自19世紀英國口語,用羽毛都能把人擊倒的夸張說法形容極度震驚。