名词
中文翻译：胸大肌
同义词：
['pectoral muscle', 'pectoral group']
例句：
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1.The patient was lying on the operating table with his pectoralis major exposed.
病人躺在手术台上，他的胸大肌暴露出来。
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2. The doctor performed a surgery on the patient's pectoralis major to repair the injury.
医生对患者的胸大肌进行了手术以修复受伤部位。
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3. During the exercise, the athletes focused on strengthening their pectoralis major muscles.
在训练过程中，运动员专注于加强他们的胸大肌。