[kuǎ]
[动]
（倒塌；坍下来） collapse; fall; tumble [break] down
put the enemy to rout
打垮敌人
The flood waters burst the dyke.
洪水冲垮了堤坝。
The roof fell in.
屋顶垮了。
The wall is going to collapse.
这堵墙要垮了。
（人的精神和身体衰退） break down; crack up
He has completely broken down (in health).
他的身体彻底垮了。