“凹进”怎么读？

“凹进”的英语可以翻译为：ackoff ...

这凹进去的地方有一张长沙发.The alcove held a couch.我抬起头去,呀, 我看见那两个鲜红的, 嫩腻的,深深凹进的嘴角了.I raise my eyes and ah, I see those bright red, finely drawn lips.凹进去的独特头骨也能让蛇眼聚焦.The uniquely - grooved skull allows the snake's eyes to conver...