名词
中文翻译：胸肌
同义词：
['pectoral muscle', 'pectoralis muscle']
例句：
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1.He lifted the heavy weights with ease, demonstrating his strength in the chest muscles.
他轻松地举起了重物，展示了他的胸肌力量。
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2. The weightlifter's pectoral muscles were visible as he stood up from the bench.
举重运动员从卧推凳上站起来时，他的胸肌清晰可见。
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3. During the gymnastics routine, she focused on strengthening her pectoral muscles for the upcoming competition.
在体操表演中，她专注于加强她的胸肌，为即将到来的比赛做准备。