That increased metabolism would, in turn, generate more oxygen-rich molecules of a type known as free radicals, which are potent inducers of mutation.
代谢速率的增加反过来会产生更多的富氧分子，即自由基。 后者这是一种诱发突变的蛋白质。
Runners with good running economy, for example, can generate more speed per given oxygen uptake.
比如说，拥有较好的比赛效率的运动员在每次设定的氧摄取时可以取得更快的速度。
Runners with good running economy, for example, can generate more speed per given oxygen uptake.
比如说，拥有较好的比赛效率的运动员在每次设定的氧摄取时可以取得更快的速度。
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