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Look at my pectoralis major, much worse than you!
看看我的胸大肌，不比你差多少！
youdao
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Main chest muscle pectoralis major, minor muscle and intercostal muscles.
深层的肌肉较多，主要有骶棘肌。
youdao
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Main chest muscle pectoralis major, minor muscle and intercostal muscles.
深层的肌肉较多，主要有骶棘肌。
youdao