In addition to toolmaking, chimpanzees-and many other animals besides-display emotion and self-awareness.

除了工，黑猩猩-以及许多其他动物-还会表现出情感和自我意识。

It was an adhesive for toolmaking, a waterproofing agent for boats and roofs, a medicinal cure and a lubricant.

发现石油可以用作工粘合剂、船只和屋顶的防水剂、药剂和润滑剂。

Demands in those parts of the brain also grew as the toolmaking became more complex.

随着工变得越来越复杂，大脑那的需求也增加了。

And the scans showed that toolmaking activated parts of the brain associated with visual-motor coordination and planning.

而且扫描显示，工激活了与视动协调和规划相关的脑区域。

And of course, the act of toolmaking may also have had an effect on what we use to make them: our hands.

当然，工的行为也可能对我们用来工的手产生了影响。

He was with Goliath, and I could see not only the whole of the use of the straw as a tool but breaking off a leafy twig, stripping off the leaves, which is the beginning of toolmaking, and that was the thing.

他和歌利亚在一起，我不仅能看到稻草作为工的全使用过程，还能看到折断一根枝叶繁茂的树枝，剥去树叶，这就是工的开端，事情就是这样。