两冲程汽油动力的工具的环境污染和噪音是众所周知的厉害，但电动的替代品又往往持久力不足，难以实际使用。

Two-stroke, gas-powered tools are famously polluting and loud, but electric variants typically lack the power or durability to really be practical.

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但是如果平板想作为笔记本和上网本的替代品，一个普通的虚拟QWERTY键盘不足以达到这个目的。

But if the tablet is going to serve as an alternative to a notebook or netbook, an ordinary virtual QWERTY isn't going to cut it.

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因此，我们的“智人”艺术家对驯鹿的一切了如指掌，而且选择将这种动物运用到艺术品中去，也就不足为奇了。

So, it's not surprising that our 'homo sapiens' artist knew the animals very well, and that he chose to represent them.

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