直接走向“混种化”。这个国家总共是4600万人口，其中只有180万以英语为母语的人，再另外加上一百多万印度人。

There are only 1, 8 million native English-speakers in the country, out of a total population of 46 million, to which another million or so Indians may be added.

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美拉尼西亚人带来了一个不同的进程。阿奇博士发现，同尼安德特人的单一混种后，同样，他们的祖先也仅一次与丹尼·索瓦人进行混种。

The Melanesians took a different course. After a single interbreeding with Neanderthals, Dr. Akey found, their ancestors went on to interbreed just once with Denisovans, as well.

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科学家得出结论，人类一定是在离开非洲大陆后和尼安德特人进行了混种繁殖。

They concluded that humans must have interbred with Neanderthals after leaving Africa.

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