excretory opening at the end of the alimentary canal
同义词：arse, arsehole, asshole
anus例句
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
anus详细解释
a.nus n.（名词）【复数】a.nus.es The opening at the lower end of the alimentary canal through which solid waste is eliminated from the body.肛门：消化道下端的开口，固态废物由此排出体外 来源：Middle English 中古英语 from Latin 源自 拉丁语
