美洲巨型动物的消失——猛犸象、剑齿猫、巨型树懒等等——发生在人类出现后不久，大约在一万三千年前。
The disappearance of megafauna in America—mammoths, saber-toothed cats, giant sloths, among others—happened relatively soon after the arrival of human beings, about 13,000 years ago.
我们有没有想过，几百年后，人类可能会因为缺乏生命之水，而消失在我们美丽的地球家园里！
We have not thought about a few hundred years later, human life may be due to the lack of water, and disappeared in the beauty of our Earth homeland!
教育的目的是帮助不完美的人提高能力，人类实现完美后，教育将会消失。
Education serves the purpose of helping imperfect people to improve their capabilities, and will fade away once that function is completed.
教育的目的是帮助不完美的人提高能力，人类实现完美后，教育将会消失。
Education intends to help the imperfect improve their abilities, after achieving perfection, education will disappear.
但是，批评者没有被淹-他们想象中的未来在克隆的出现后，地球和人类的独特性将几乎消失。
But critics were not to be outdone - they imagined a future in which clones would populate the earth and human uniqueness would virtually disappear.
但是，批评者没有被淹-他们想象中的未来在克隆的出现后，地球和人类的独特性将几乎消失。
But critics were not to be outdone - they imagined a future in which clones would populate the earth and human uniqueness would virtually disappear.
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