adj.沉没的；凹陷的；低于周围平面的
动词sink的过去分词.
A diver went down to the seabed to examine the sunken ship. 一个潜水员潜到海底,去检查那艘沉没的轮船。
His cheeks were sunken from hunger. 他的面颊因饥饿而凹陷。
His deep-set eyes appeared more sunken than usual. 他那双本来就深陷的眼睛显得比平常更加凹陷了。
The ship was wrecked on a sunken rock. 此船触礁沉没。
adj.【医】深陷的（眼睛等）
