A team of four was sent to scout for a nuclear test site.

一个四人小组被派去寻找核试验基地。

《柯林斯英汉双解大词典》

First, the weapons should be intended for use only in retaliation after a nuclear attack. Second, the possession of the weapons must be a temporary expedient.

首先，这些武器应当只在遭受核袭击后反击时才使用。其次，这些武器的拥有必须是一种临时的应急手段。

《柯林斯英汉双解大词典》

This is an important step toward a nuclear-free world.

这是向无核世界跨出的重要的一步。

《柯林斯英汉双解大词典》

"As the only nuclear power to have used a nuclear weapon, the United States has a moral responsibility to act.

VOA: special.2009.04.11

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。

麻省理工公开课 - 计算机科学及编程导论课程节选

It turns out, and we're going to get the idea of shielding, so it's not going to actually +18 feel that full plus 18, but it'll feel a whole lot more than it will just feel in terms of a hydrogen atom where we only have a nuclear charge of one.

结果是我们会有,屏蔽的想法,所以它不会是完整的，但是它会比原子核电荷量,吸引力要大很多,只有1的氢原子的。

麻省理工公开课 - 化学原理课程节选

Ali Asghar Soltanieh said an IAEA report proves Iran is developing a nuclear program that will provide energy.

CNN: Story highlights

Mr Obama and Mr Medvedev met during a nuclear summit in the South Korean capital Seoul.

BBC: Obama and Medvedev caught in unguarded missile remarks

Both say they want to prevent Iran from gaining the technology to build a nuclear bomb.

NPR: Iran's Nuclear Demands Strain U.S.-Russian Ties