1[only before noun]UNDER/BELOW having fallen to the bottom of the sea, a lake, or a river 沉没的,沉在海[湖,河]底的
the wrecks of sunken ships
沉船的残骸
sunken treasure
沉在水底的财宝
2sunken cheeks/eyes etcIN/INSIDEcheeks or eyes that have fallen inwards, especially because of age or illness 〔尤指因年老或患病所致〕凹陷的双颊/双眼等SYN hollow
Her eyes looked dull and sunken.
她目光呆滞,眼窝深陷。
Examples from the Corpus
sunken cheeks/eyes etc• The flesh had melted from her and she stared at the wall apathetically from sunken eyes.• The greyskin; the red-rimmed eyes; the sunken cheeks.• Black sunken eyes like driedfigs.• No bulgingribcages, no collarbones out to here, no sunken eyes or bizarre hipbone bulges.• Fitzosbert's sunken cheeks were liberally rouged and this made his bulbous grey eyes seem even more fish-like.
3[only before noun]UNDER/BELOW built or placed at a lower level than the surroundingfloor or ground 低于周围地面的,沉降式的,下沉式的