名词
中文翻译：肌肉的下颌部分
同义词：
['muscle', 'jaw muscle']
例句：
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1.The muscles in the neck are responsible for supporting the head.
颈部的肌肉负责支撑头部。
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2.The dentist is performing a muscle test to assess the patient's jaw function.
牙医正在进行肌肉测试，以评估患者的颌功能。
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3. During sleep, the jaw muscles relax, allowing the tongue to rest on the roof of the mouth.
在睡眠时，颌肌肉放松，让舌头落在口腔顶部。