To replace Trident, when we face no nuclear threat, could start a nuclear arms race.

在我们没有遭遇任何核威胁的时候发展核武器, 只会引起新一轮的核武器竞赛.

The reality is that the nuclear threat cannot be checked by us acting alone.

我们认为世界有赖于我们的成功。 现实情况是，仅靠我们单独行动是不能遏制核威胁的。

As we mark the first International Day against Nuclear Tests, I look forward to working with all partners to rein in spending on nuclear weapons and rid the world of the nuclear threat.

在我们纪念第一个禁止核试验国际日之际，我期望同所有伙伴合作，控制核武器开支，消除世界上的核威胁。

Strategists have long disagreed about whether to counter Moscow's nuclear threat with escalation or restraint.

针对是否以升级或克制来应对莫斯科的核威胁一事，战略家们一直是各执一词。

With old friends and former foes, we will work tirelessly to lessen the nuclear threat, and roll back the specter of a warming planet.

对于老朋友和老对手，我们将继续努力，不遗余力，削弱核威胁，遏制全球变暖的幽灵。

Despite the apparently thawing relations South Korea has stressed the importance of sanctions to deal with the nuclear threat from the North.

尽管双方关系明显缓和，韩国依然强调对朝鲜施加制裁控制其核威胁。

We need only look at the depraved character of the North Korean regime to understand the nature of the nuclear threat it could pose to America and to our allies.

我们只需看看朝鲜政权堕落的本性，就能明白核威胁给美国和我们的盟国带来的威胁。