This fenced in area is a missile silo controlled by Malmstrom Air Force Base.

这个设有围栏的区域是由姆斯特罗姆空军基地控制的导弹发射井。

At the time, Malmstrom had 150 nuclear missile launch structures called silos.

当时，姆斯特罗姆空军基地拥有150个被称为发射井的核导弹发射结构。

Fast forward to 1980 at a Strategic Air Command silo near Damascus, Arkansas.

快进到 1980 年， 阿肯色州大附近的战略空军司令部发射井。

No bunkers, no silos, no end of the world stuff.

没有避难所，没有导弹发射井，也没有世界末日的西。

Lately we've been talking about converting it into a missile silo.

最近我们在考虑 把它改造成导弹发射井。

So, how about we talk about that silo?

不如我们说说发射井的事？

Yeah, we're headed there next. What about the silo?

我们下站就去那儿 导弹发射井呢？

We've got 1500 warheads across our  silos, bombers, and submarines.

我们有1500枚弹头分布在我们的核弹发射井、轰炸机和潜艇上。

We're driving on the Fort Berthold reservation to look for nuclear missile silos.

我们正驱车前往贝特霍尔德堡保留地寻找核导弹发射井。

Our team had surveyed at least three nuclear missile silos.

韦伯：我们的团队调查了至少三个核导弹发射井。

They secured the silo, but everyone was gone.

他们控制了发射井 但那些人都走了。

The heavily armed 49th Missile Defense Battalion secures 38 missile silos, dotting a landscape frigid even in late summer.

全副武装的 49 导弹防御营保护着 38 个导弹发射井，即使在夏末也点缀着寒冷的风景。

Our silo launch sequence takes 5 minutes.

我们的核弹发射井发射序列需要5分钟。

We could try to use them  to bomb out their remaining silo fields before they can launch them.

我们可以尝试用它们在对方发射之前炸掉他们剩余的核弹发射井。

While they're submerged they're  undetectable, so that's our back-up for a nuclear retaliation if we lose our silos and bombers.

当它们潜入水中时是无法被探测到的，所以如果我们的核弹发射井和轰炸机都失去的话，它们就是我们进行核报复的备用手段。

There are strategic bombers and nuclear missile silos.

有战略轰炸机和核导弹发射井。

If you listened to the previous episode, you'll know that there are 15 nuclear missile silos on the reservation itself.

韦伯：如果你听过上集，你就会知道保留地上有 15 个核导弹发射井。

There were 15 nuclear missile silos within those boundaries.

这些边界内有 15 个核导弹发射井。

This is where the missile silos were eventually built.

这就是最终建造导弹发射井的地方。

But from overhead imagery of silos being built across China, we know that China is engaged in the largest nuclear weapons build-up in history.

但从中国各地正在建造的发射井的俯视图像来看，我们知道中国正在进行历史上最大规模的核武器集结。