单词 | 外耳道 |
释义 | 〔atresia〕The absence or closure of a normal body orifice or tubular passage such as the anus, intestine, or external ear canal.(先天性)闭锁,无孔:正常的身体孔或管道,如肛门、肠或外耳道的缺失或闭合〔earwax〕The yellowish, waxlike secretion of certain glands lining the canal of the external ear. Also called cerumen 耳屎:一种从外耳道某腺体中分泌出黄色、蜡状分泌物 也作 cerumen |
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