英语词汇sphincter ani externus怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sphincter ani externus
释义	sphincter ani externus 简明释义外括约肛门肌：一种环状肌肉，位于肛门周围，负责控制肛门的开闭。网络释义短语 1 sphincter ani externus muscle 肛门外括约肌
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。