to nod off
[phrase form: nod]
01
打瞌睡, 小睡
to unintentionally fall asleep for a short period of time, especially while sitting up
例子
I tend to nod off during long meetings.
我倾向于在长时间的会议中打瞌睡。
Despite my efforts to stay awake, I nodded off during the lecture.
尽管我努力保持清醒，但还是在讲座中打瞌睡了。
