[tuí]
[形]
(坍塌) ruined; dilapidated
crumbling walls and dilapidated houses
颓垣断壁
(衰败) declining; decadent
weak and degenerate; on the decline
衰颓
(委靡) dispirited; dejected; listless
[动]
(倒塌) collapse
(衰败) decline
(落下) set
(水向下流) flow down
[名]
[书] (暴风) storm wind