sphincter是什么意思

分类：英文单词 - 单词sphincter

sphincter

[ˈsfɪŋk.tər]

sphincter 括约肌

名词括约肌

速度 0.85

sphin

cter

/sfɪn/

/ktər/

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sphincters

1. 括约肌
A sphincter is a ring of muscle that surrounds an opening to the body and that can tighten to close this opening.

1. a ring of muscle that contracts to close an opening