请输入您要查询的英文单词:
单词
sphincter
释义
sphincter
sf
ɪ
ŋktəʳ
ˈsfɪŋktər
Word forms:
plural
sphincters
N-COUNT
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.
括约肌
[
technical
]
...the anal
sphincter
.
肛门括约肌
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更新时间:2026/7/16 17:25:47