地球上任何地方都没有这样的人类种族，他们如此落后以至于完全没有自己的语言。

No human race anywhere on earth is so backward that it has no language of its own at all.

youdao

相反，今天我们人类共同使用超过7000种不同的语言，而这些语言并不是随机分布在地球上的。

Instead, today, our species collectively speaks over seven thousand distinct languages, and these languages are not spread randomly across the planet.

youdao

相反，今天我们人类共同使用超过7000种不同的语言，而这些语言并不是随机分布在地球上的。

Instead, today our species collectively speaks over 7,000 distinct languages, and these languages are not spread randomly across the planet.

youdao

So how are we to account for the diversification of languages, the spread of different ethnic linguistic groups throughout the lands of the earth if we all come from one common creative moment, one common ancestor?

所以，如果我们都起源于同一个时刻，来源于,同一个祖先，那又要怎样解释语言的多样性，怎样解释,使用不同语言的族群遍布地球上的所有土地,这一现象呢？

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