1997年中，哈里斯和塞摩要回到戈纳去寻找石器制造者的化石。
In the middle of 1997, Harris and Semaw were returning to Gona to search for the fossils of the toolmaker.
在戈纳石器制造者出现之前，生活在这里的灵长动物可能靠觅食植物生存。
Before the advent of the Gona toolmakers. The primates that inhabited the area were probably plant-eaters who foraged.
维拉说，“这项发现非常重要，因为它表明南非人在很早以前就拥有技术精湛的石器制造技术。”
"This finding is important because it shows that humans in South Africa had a sophisticated repertoire of tool-making techniques at a very early time," said Villa.
尽管青铜器和石器还在继续被使用，但青铜在用于制造带有锋利边缘的物件方面要成功得多，这可以应用于从锯子、镰刀到武器等任何东西。
Although copper and stone tools continued to be used, bronze was far more successful in creating sharp edges that could be used as anything from saws and scythes to weapons.
他们居住于洞中，靠打猎为生，能够使用并制造简单的石器。
They lived in caves and hunted and they could use and make simple stone-made tools.
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。
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.
石头不会腐烂，所以以前的(石器)工具能保存下来，虽然它们的制造者已经消失的无影无踪。
Stone does decay, and sotools of long ago have remained when even the bones of the man who madethem have disappeared without trace.
布拉德利教授指出，新石器时代的人以会制造长木板而著称，这些木板可以帮助他们通过沼泽， “虽然该试验还不能证明当时确实采用了球轴承的方式，但是至少在概念上是行得通的”，他说，“这是个全新的看法，因为之前的那些看法并不能有效解释巨石是如何运输的，同时还遗留下许多考古方面的未知问题。”
Neolithic people were known to cut long timber planks, which they used as walkways across bogs, Prof Bradley pointed out.
而科学家认为，制造石器帮助推进这种进化。
And scientists believe that making stone tools helped propel that evolution.
她研究燧石敲击术，一门我们的祖先制造石器的手艺。
She studies flint-knapping — the art of making stone tools the way our ancestors did.
他补充说使我们作为一个种群能够生存进化成为可能的大部分原因是我们“控制和使用火，制造使用衣服的能力，新的打猎方式和新的石器工具的制造”。
He added that our success and progression as a species has been made possible, in large part, to our "controlled use of fire, the ability to use clothing, new hunting strategies and new stone tools."
加州大学的地质年代学家们发现，戈纳石器正是在标志更新世开端的那次磁场逆转发生之前制造的。
Geochronologists at the University of California found that the stone tools from Gona were made just before the magnetic field shift which began the Matayama epoch.
近来科学家研究了制造工具的过程人类大脑中的活动情况。 他们采用现代医学扫瞄仪来观察当石匠加工石器时，大脑的哪部分会被使用到。
Recently, scientists have looked at what happens inside the brain when a stone tool is being made.
旧石器时代的人类只能制造最简单的石器。
北京人大约生活在公元前460,000年到230,000年之间，能够用活，并能制造石头工具，是早期旧石器时代人类的一个好实例。
Peking Man, who lived from about 460,000 BC to 230,000 BC and who was able to use fire and make stone tools, is a good example of early Old stone Age men.
到了新石器时代，中国人的祖先就会制造工具了。
In the Neolithic Age, the ancestors of the Chinese people were able to make tools.
仅仅观看一个熟手石器专家工作，就想而知我们这把石斧的制造者得拥有多高的技艺了。
Simply watching a practised knapper at work shows just how many skills the maker of our hand axe must have possessed.
同行们认为戈纳石器的制造者是南猿，但哈里斯却不同意。
Colleagues suggest that the toolmakers of Gona were Australopithecus, but Harris thinks not.
北京人大约生活在公元前460,000年到230,000年之间，能够用火，并能制造石头工具，是早期旧石器时期人类的一个好实例。
PeKin man, lived from 460,000 BC to 230,000 BC, who could use fire and can make the tools from stone is a good example for early Old stone Age men.
石头不会腐烂。因此，虽然制造这些工具的人的骨头早已荡然无存，但远古时代的石器却保存至今。
Stone does not decay, and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
石头不会腐烂，所以以前的（石器）工具能保存下来，虽然它们的制造者已经消失的无影。
Stone does decay, and so tools of long ago have remained when even the bon.
不久，新石器时代晚期，陶钧的发明使得制造的容器可以形状均一。
Soon after, in the late Neolithic period, the potter's wheel was invented facilitating the production of more uniform vessels.
查脱户耶克的居民生活在石器时代晚期，不仅会制造细致的磨制石器，也已经驯化了谷类与羊。
These late stone Age settlers had finely polished stone tools, and they had domesticated cereals and sheep.
石头不会糜烂，所以以前蓝精灵（石器）工具能保留下来，虽然李春天的春天们梦幻西游制造者已经散失李斯丹妮九霄云外。
Stone does decay, and so tools of long ago have remained when even the bones of the man who made them have disappeared without trgenius.
石头不会糜烂，所以以前蓝精灵（石器）工具能保留下来，虽然李春天的春天们梦幻西游制造者已经散失李斯丹妮九霄云外。
Stone does decay, and so tools of long ago have remained when even the bones of the man who made them have disappeared without trgenius.
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