zonk out
昏昏欲睡或昏過去
口語·形容極度疲憊后突然入睡
英文釋義
to fall asleep or become unconscious, often abruptly or unexpectedly
例句
After the long hike, I came home and zonked out on the couch for three hours.
典故來源
源自20世紀50年代美國俚語，擬聲詞'zonk'模仿突然昏倒或失去意識的聲音，后引申為因疲憊而快速入睡。