NATO says it will keep a reduced number of modern nuclear weapons to guarantee peace.

北约称将保持削减后的现代核武器数量以确保和平。

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Environmentalist Mark Lynas has shown how phasing out planned nuclear programmes in a number of countries as a result of the Fukushima disaster could add another degree to global warming.

环保人士马克·林纳斯展示了，许多国家在福岛灾难影响下逐步放弃核能这一计划会如何导致全球变暖的进一步加剧。

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In a nuclear reactor, it is essential that just the right number of neutrons are present.

在核反应堆中，保持合理数量的中子存在至关重要。

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Four times the number of pigs plus two times the number of chickens, assuming they're not next to a nuclear reactor, is 56.

其它还有什么呢？,4倍的猪的数量加上两倍的鸡的数量,考虑到它们不是住在核反应堆旁的。

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As a result, there is an unlikely alliance between the nuclear industry and many environmentalists, as a growing number of greens have come to believe that nuclear energy is the best way to reduce carbon emissions.

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The site was one of a number which was shortlisted for a new nuclear power station last year.

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But they oppose nuclear power, a position that puts them at odds with a fair number of environmentalists who have concluded, reluctantly, that a low-carbon future without nuclear energy is a pipe-dream.

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