名词
中文翻译：胸大肌
同义词：
['thoracic muscle', "pectoral muscle例句：1. The doctor examined the patient's chest and found a muscular defect.（医生检查了患者的胸部，发现了一个肌肉缺陷。）"]
例句：
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1. The doctor examined the patient's chest and found a muscular defect.
医生检查了患者的胸部，发现了一个肌肉缺陷。
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2.During the competition, the athletes had to use their pectoral muscles to lift heavy weights.
在比赛中，运动员们必须使用他们的胸大肌来举起沉重的重量。
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3. The weightlifter lifted the barbell with his pectoral muscles, demonstrating his strength.
举重运动员用他的胸大肌举起杠铃，展示了他的力量。