名词
中文翻译：Unknown
同义词：
['pectoral', 'pectoralis', 'pectoralis major']
例句：
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2.
在体育或健身中
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3.
在医学上
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1. He lifted the heavy weights with ease, demonstrating his strong pectoral muscles.
他轻松地举起了沉重的重量，展示了他强壮的胸肌。
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2. During the gym session, she focused on strengthening her pectoral muscles for herupcoming marathon.
在健身课上，她专注于加强她的胸肌，为即将到来的马拉松做准备。
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3.The doctor performed a thorough examination of her pectoral muscles and recommended exercises to improve her strength.
医生对她的胸肌进行了彻底的检查，并推荐了一些运动来增强她的肌肉力量。