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来源:雅诚德英语网
Extreme athletes expend lots of energy breaking down and repairing and building muscles.
极限运动员消耗大量能量来分解、修复和塑造肌肉。
Extreme athletes expend lots of energy breaking down and repairing and building muscles.
极限运动员消耗大量能量来分解、修复和塑造肌肉。