It's very important to wear a windbreaker as your outer layer, since wind is often the biggest contributor to winter coldness.

抗风非常重要，我们感觉冬天很冷的主要是因为风在起作用。

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Yet since wind and solar power are intermittent and other technologies are still experimental, a constant source of low-carbon electricity will also be needed.

然而，由于风能和太阳能具有间歇性的特点，并且当前其他技术仍处于试验阶段，所以稳定持续的低碳电力来源急缺。

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Since wind vector has two or three components, the radial velocity, as one component of wind vector, can not provide enough information for retrieving wind vector.

由于风矢量有二或三个分量，径向风速作为风矢量的一个分量，不能为反演风矢量提供足够的信息。

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Alexander said the Obama administration's proposed subsidies for solar, wind and agricultural energy development will not make much difference, since those forms of energy provide less than two percent of America's electricity.

VOA: standard.2009.04.25

Yet wind is far from a perfect source of electricity, since the wind blows when and where it will.

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But since the wind consists of charged particles, it will interact with a magnetic field.

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Since 2005 wind capacity has surged from 250 megawatts to 3, 500 megawatts, and is expected to double again by 2014.

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