英语词汇“risorius muscle”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	risorius muscle
释义	risorius muscle 基本例句笑肌 The risorius and the buccinator muscles assist in the retraction of the lips, as well as support entrapment of air within the oral cavity.笑肌和颊肌帮助唇的收缩，也支撑了整个口腔的气体流通。
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