phrasal verbphr vSLEEPto gradually fall asleep 慢慢入睡
I was just drifting off when the phone rang.
我迷迷糊糊地刚要入睡,电话铃响了。
He felt himself drifting off to sleep.
他感觉自己迷迷糊糊地睡着了。
Examples from the Corpus
drift off• He must have drifted off again, for when he awoke, the train had come to a halt.• That night as he drifted off to sleep, Quincy tried to imagine what the day would have been like if Marta had been there.• She was just starting to drift off, when she heard a scream downstairs.