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单词 anus
释义

anus

/ˈeɪnəs /
noun Anatomy & Zoology
The opening at the end of the alimentary canal through which solid waste matter leaves the body.This is one of two muscles that control the opening of the anus....
  • The large intestine or large bowel consists of the colon and the section before the anus, the rectum.
  • The rectum, at the end of the colon, is where faeces collect before they are expelled through the anus as a bowel movement.

Origin

Late Middle English: from Latin, originally 'a ring'.

Rhymes

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更新时间:2024/11/11 13:44:09