凹 1

凹 [āo] 形

1. ■ （比周围低） concave; hollow; sunken; dented:

凹凸不平 full of bumps and holes; uneven;

人的手掌是微凹的。 The palm of one's hand is slightly concave.

动

1. ■ （向内陷进去） cave in; dent; sink:

路凹下去了。 The road caved in.

汽车的发动机罩已凹了进去。 The car hood was dented in.

他的眼睛[面颊]凹下去了。 His eyes [cheeks] have sunk in.

另见 wā。