Nuclear proliferation has returned to centre stage in international affairs.

核扩散又成了国际事务中的中心议题。

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Iran isn't the only Middle Eastern nation that has observers worried about nuclear proliferation.

令观察家担心核扩散的国家在中东并非只有伊朗。

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We’re seeking significant funding increases for programs to prevent nuclear proliferation and trafficking.

我们正在寻求为防止核扩散及核贩运的项目大量增加资金。

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It conditions such aid on Pakistani efforts to combat nuclear proliferation, fight terrorism, and uphold democracy.

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But, at the mean time, of cource, we've seen nuclear proliferation in North Korea and now in Iran.

但是，同时，我们目睹了朝鲜的核扩散问题,现在伊朗也存在同样的问题。

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there are terrorism that works, there are nuclear proliferation as I said.

恐怖主义仍在继续，还有我刚才说过的核扩散问题。

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It bears recalling that the primary goal of the NPT is to prevent nuclear proliferation.

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Both men said they consider nuclear proliferation to be the most important foreign-policy issue.

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And in the United States Senate, I worked on everything from nuclear proliferation to issues of alternative energy.

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