sunk·en/`sʌŋkən; ˈsʌŋkən/ adj [only before noun 仅用于名词前] 1 built or put at a lower level than the surrounding area 低于周围地面的，沉降式的，下沉式的: a sunken garden 低地花园 2 having fallen to the bottom of the sea 沉在海底的: sunken treasure 沉在海底的宝物 3 sunken cheeks or eyes curve inwards, making you look ill 〔脸颊、眼睛〕凹陷的，下陷的