这件恋人雕塑的制造者，就是这些人类中的一员。
And the maker of the 'lovers' sculpture was one of these people.
想象一下这样一个世界：人类能收集阳光在所有地点、所有表面上发电，薄膜软性太阳电池的制造者也希望有这么个世界。
Imagine a world where sunlight can be captured to produce electricity anywhere, on any surface. The makers of thin-film flexible solar cells imagine that world too.
工具制作行为的观测在这三个观测结果中最具有划时代意义，它在恪守“人类才是唯一的工具制造者”的人类学研究圈中激起了轩然大波。
The toolmaking observation was the most epochal of the three, causing a furor within anthropological circles because "man the toolmaker" held sway as an almost canonical definition of our species.
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