1、 Elite swimmers tend to be born with certain advantages, such as superefficient metabolisms.
精华的游泳者趋于与某个优点出生, 例如superefficient新陈代谢.
来源:网络期刊摘选
2、 Small animals have faster metabolisms , so it was thought they would wear out more quickly.
小动物新陈代谢的速度更快, 所以衰老的更快.
来源:互联网
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