还需要禁止测验和制造铀和钚用于核弹。
It needs a ban on tests and on making uranium and plutonium for bombs.
核弹爆炸所产生的过量碳14迅速遍布全球。
Bomb blasts created a surfeit of C-14 that quickly dispersed around the globe.
从剑到机枪到核弹，地平线上升起的下一代武器为何？
We went from swords to machine guns and nuclear bombs, but what are the next weapons on the horizon?
在这样的高温下，核弹的非裂变部分将被气化。
At these very high temperatures the nonfissioned parts of the nuclear weapon are vaporized.
世界上拥有数千枚核弹头的国家只有两个：美国和俄罗斯。
Only two countries on Earth possess thousands of nuclear warheads: the United States and Russia.
忽然间，全球零核招募了与以往“禁止核弹”的成员格格不入的新人。
Suddenly, Global Zero was able to recruit people who were a far cry from the old "ban the bomb" crowd.
美国现在有大约2200枚核弹，而俄罗斯为2800枚。
The United States now has about 2, 200 nuclear warheads and the Russians 2, 800.
问题是我很确定六年以来我提到过很多次时间旅行，至少一次提到核弹。
I'm sure I mentioned time travel and nuclear bombs at least once in those six years.
正是这些国家几年来的斡旋赢得了很多其他国家永远不寻求核弹的承诺。
That was their side of a bargain which over the years has won the promise from many others never to seek the bomb.
印度也在试图将核弹头运用到自己的阿格尼弹道飞弹和潜艇上。
India is also trying to equip its Agni ballistic missiles with such warheads and to deploy them on submarines.
经过互动，两国上月达成协议，将各自部署的核弹头削减至1550枚。
The couple's twirl concluded last month with an agreement to cut each side's nuclear Arsenal to 1, 550 deployed warheads.
这些数字不包括战术核弹头，据估计美国有500到600枚这样的弹头。
These numbers do not include tactical nuclear warheads, and it is estimated that the US has around 500 to 600.
白宫发言人吉布斯说，两国领导人还没有确定新的核弹头数量限额。
White House spokesman Robert Gibbs says the two countries have not settled on a new cap.
如今科学家提出了一个更加切实可行的系统，用于杀灭昆虫，而非摧毁核弹头。
Scientists now propose a more modest system, aimed at insects rather than nuclear warheads.
但是曾几何时，回收的前苏联核弹头占据了美国低浓缩铀的大部分市场。
But at times, recycled Soviet bomb cores have made up the majority of the American market for low-enriched uranium fuel.
经过互动，两国上月达成协议，将各自部署的核弹头削减至1550枚。
The couple’s twirl concluded last month with an agreement to cut each side’s nuclear arsenal to 1,550 deployed warheads.
经过互动，两国上月达成协议，将各自部署的核弹头削减至1550枚。
The couple's twirl concluded last month with an agreement to cut each side's nuclear Arsenal to 1,550 deployed warheads.
泰晤士报获悉，根据这个大胆的条约，双方将各保留约1000枚核弹头。
The radical treaty would cut the number of nuclear warheads to 1, 000 each, the Times has learnt.
本月初两艘载有核弹的潜艇-一艘英国，一艘法国——在大西洋海底发生碰撞。
It emerged that two submarines carrying missiles armed with nuclear weapons-one British and one French - accidentally collided beneath the Atlantic earlier this month.
核弹是人类最强大的武器，但是它们的破坏性影响还不大可能改变地球沿着其轴线的自转。
Nuclear bombs are humankind's most powerful weapon, but their destructive impact would unlikely alter the spinning of the Earth on its axis.
核弹是人类最强大的武器，但是它们的破坏性影响还不大可能改变地球沿着其轴线的自转。
Nuclear bombs are humankind's most powerful weapon, but their destructive impact would unlikely alter the spinning of the Earth on its axis.
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