名词
中文翻译：Unknown
同义词：
['cardiac crus', 'cardiac crus', 'main ribs', 'main intercostal muscles', "main intercostal nerves例句：1. The surgeon performed a delicate operation on the patient's cardiac crus.（外科医生对患者的心脏主肋进行了一次精细的手术。）"]
例句：
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1. The surgeon performed a delicate operation on the patient's cardiac crus.
外科医生对患者的心脏主肋进行了一次精细的手术。
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2. The patient was in severe pain due to the injury of main intercostal muscles.
由于主要肋间肌受伤，患者感到非常疼痛。
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3.The main intercostal nerves play a crucial role in transmitting pain signals from the chest to the brain.
主要肋间神经在将胸部疼痛信号传递到大脑中起着至关重要的作用。