If we were to eliminate every single bit of technology in the world today -- and I mean everything, from blades to scrapers to cloth -- we as a species would not live very long.
如果我们去除当今世界的每个独特的技术， 我是指所有技术， 从刀片到刮刀再到织物， 作为一个物种，我们就不会活很长时间。