这是因为深呼吸有助于身体更好地利用氧气交换。
That's because taking a deep breath will help your body make better use of oxygen exchange.
发展中国家可以更好地利用现代技术和实践，大幅提高生产力。
Developing nations could score substantial gains in productivity by making better use of modern technologies and practices.
在运动时深呼吸，你的身体就能更好地利用氧气交换这个过程。
While exercising, you breathe deeply and your body makes better use of the oxygen (氧气) exchange.
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