drained of energy or effectiveness; extremely tired; completely exhausted;
"the day's shopping left her exhausted" "he went to bed dog-tired" "was fagged and sweaty" "the trembling of his played out limbs" "felt completely washed-out" "only worn-out horses and cattle" "you look worn out"
例句
用作形容词(adj.)
I could really do with forty winks - I'm dog tired.我真的需要小睡一会儿，我累坏了。
The poor policeman does on dogging him until he is "dog tired".这位可怜的警察却一直盯着他直到“精疲力尽”。
