These eruptions have dramatically shaped life on Earth, pumping huge amounts of ash, dust and gas into the atmosphere that have killed off species and altered global climate.

这些火山的爆发引人注目地改变了地球上的生命，大量的火山灰、尘埃和气体注入大气，就会杀死很多物种和改变全球的气候。

youdao

We unwittingly altered their genomes so much that they became new species, providing us with far more food.

人类在狩猎采集这些物种的同时，也无意识地驯养了它们。 我们无心的改变了它们的染色体，使它们成为新的物种，从而为我们提供更多的食物。

youdao

As a species, you are being biogenetically altered by the beings who created you and who redesign your DNA at periodic junctures in your history.

作为一个族类，你们是生物遗传改变，得靠创造你们的DNA和在历史的接合点重新设计你们的DNA来达到。

youdao