我们的主要矿物燃料包括——煤，石油和汽油——他们的组成成分都包括碳，它已经在我们的地球积压了数百万年，我们现在将它使用和燃烧，让它快速的归还到大气中。

Our main fossil fuels — coal, petroleum and gasoline — are made up of carbon that has been compressed in the Earth for millions of years and we're now burning and rapidly restoring to the atmosphere.

youdao

“如果确实是这样的话，那么你能够把太阳能的组成部分纳入，然后把它和分馏出来哦氪气混合，然后就可以获得现在大气层中的各项组成成分。”Pepin这样解释道。

"It so happens that if you bring a solar component in and mix it with that fractionated krypton, you get the present atmospheric composition," Pepin explains.

youdao

人类对环境的影响如此显著，以至于在过去的几个世纪里，人类已经改变了大气的组成成分，从这一点来看，要想消除人类对环境的影响是不可能的。

And mankind's influence on his environment is now such that he has changed the composition of the atmosphere over the past few centuries, so the effects of humanity can never be completely removed.

youdao