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.
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.
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