人类被定义为一种理性的存在，一种群居动物，一种可以制造工具的动物，或者一种制造符号的动物。
Man was defined as a rational being, as a social animal, an animal that can make tools, or a symbol-making animal.
人是制造工具的动物。
因而，人就被定义为一种理性的生物，一种社会动物，一种能制造工具的动物或者一种会制造符号的动物。
Thus man was defined as a rational being, as a social animal, an animal that can make tools, or a symbol-making animal.
这种兴趣是建立在理解了人是一种能通过他们对自然世界的利用来生存的，能制造工具的动物的基础之上的。
This interest is based on an understanding of the human's role as a toolmaking animal who survives via his or her use of the natural world.
他们把人描述为或能制造工具、或能思考、或能用火、或能发笑、或具备其他任何一种虽然过分简化但很有吸引力的能力的动物。
They have described humans as the animals who make tools, or reason, or use fire, or laugh, or any one of a dozen other appealing oversimplifications.
我有一双万能的手，样样事情都会作你可以说人类进化开始于第一只勇敢的猴子从树上下来。 但科学家早就说过，制造工具，才是让人类真正有别于其他动物的关键。
You could say human evolution started when the first brave ape came down from the trees.
因此我们不但知道它们会制造工具，而且还知道它们如何使用工具——利用这些工具可以从哺乳动物身上获取更有营养的部分。
So we not only know they were making tools, we also know what they were doing with them—extracting nutrition from large mammal carcasses.
制造和利用工具是人类区别于其他动物的重要特征，然而最近英国的一项科学研究却发现，在这一点上人类其实并不孤单，新苏格兰乌鸦天生就具有一种制造和使用工具的能力。
Birds may not be renowned for their intelligence but New Caledonian crows have an instinctive ability to make and use tools, researchers said on Wednesday.
所以人类被定义为一种理性的生命，一种社会动物，一种能制造工具、制造符号的动物。
Thus man was defined as a rational being, as a social animal, an animal that can make tools, or a symbol-making animal. CET-6, 2004.1.
原始人用尖石块和动物的骨制造工具。
Primitive man made tools from sharp stones and animal bones.
制造和使用工具曾一度被认为是人类所特有的本领，但现在我们了解到，某些种类的动物也会制造和使用工具——尽管这样的动物似乎比较少见。
The manufacture and use of tools was once believed to be uniquely human, but we now know that we share this ability with some animal species, although it seems rare.
她的研究记录了黑猩猩复杂的社会行为，这种动物用一个吻或者是拥抱来相互问候，能制造和使用工具。
Her research documented the complex social behavior of chimpanzees-animals that greet one another with a kiss or a hug, and make and use tools.
她的研究记录了黑猩猩复杂的社会行为，这种动物用一个吻或者是拥抱来相互问候，能制造和使用工具。
Her research documented the complex social behavior of chimpanzees-animals that greet one another with a kiss or a hug, and make and use tools.
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