And scientists believe that making stone tools helped propel that evolution.
而科学家认为，制造石器帮助推进这种进化。
She studies flint-knapping — the art of making stone tools the way our ancestors did.
她研究燧石敲击术，一门我们的祖先制造石器的手艺。
"Some early humans were making stone tools and they were bad at it and so they quit," Williams says.
“一些制作石器的早期人类，发现自己技不如人，于是他们就放弃了，”威廉姆斯说。
They passed on lighting fires, making stone tools, wearing clothes, decorating their bodies and all sorts of skills to do with living together as hunters and gatherers.
他们将点火，制造石器工具，缝纫衣服，在身体上绘画等等各种群居生存需要的技巧按照捕猎者和收集者的区分传递下来。
In 1991, she discovered megafauna bones directly adjacent to stone tools—a headline-making find.
1991年，她在石器附近发现了巨型动物的骨头——这是头条新闻。
Similarly, modern myth-making, reliant though it is on new tools and techniques, is really just pushing the same old buttons in stone-age brains.
同样地，现代神话创作加入了新工具和新技术，也不过是旧瓶装新酒。
Similarly, modern myth-making, reliant though it is on new tools and techniques, is really just pushing the same old buttons in stone-age brains.
同样地，现代神话创作加入了新工具和新技术，也不过是旧瓶装新酒。
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