This is a spent nuclear fuel pool.

这是一个乏燃料冷却。

Explosives destroyed thousands of centrifuges, which are used to enrich uranium, a nuclear fuel.

爆炸摧毁了数千台用于铀浓缩(一种核燃料)的离心机。

Three family groups shared a storage facility for spent nuclear fuel, the scientists found.

科学家们发现，三个家族群体共用一个乏燃料施。

The bigger star, though, goes through its nuclear fuel rapidly, and becomes a red giant.

然而，较大的恒星则迅速耗尽其核燃料，成为一颗红巨星。

There's been an explosion and fire at Iran's main nuclear fuel production site.

伊朗主要核燃料生产基地发生爆炸和火灾。

Tepco said it is removing seven unspent nuclear fuel rods from the reactor's pool.

Tepco表示其正在从反应堆取出7根未使用过的核燃料棒。

But it is unclear whether it also wants to enrich uranium to produce nuclear fuel.

但是目前尚不清楚该国是否有意以浓缩铀来生产核燃料。

Scientists were sent into the ruins to search for nuclear fuel that could cause another explosion.

科学家们被派往废墟寻找可能导致再次爆炸的核燃料。

And here's what would happen if you fell into a pool full of nuclear fuel rods.

我们来看看，如果你掉进一个有核燃料棒的会发生什么。

But stars like our sun swell into bloated red giants when the nuclear fuel in their cores is depleted.

但是，像太阳这样的恒星，核心的核燃料耗尽时，就会发生膨胀，成为胀大的红巨星。

The Finnish government approved construction of the deep-underground repository in 2015, to safely dispose of spent nuclear fuel.

芬兰政府于2015年批准建造深地下库，以安全处理乏燃料。

So if you're choosing between nuclear and fossil fuels purely on a safety basis, there's no comparison.

所以，如果你纯粹出于安全考虑在核能和化石燃料之间做出选择，那它们是没有可比性的。

Spent nuclear fuel pools are constantly cycling out water in order to keep it at a cool enough temperature.

乏燃料冷却的会不断循环，以此来使温保持在较低平。

Since Mars doesn't have easily accessible radioactive elements, the nuclear fuel needs to come from Earth along with the reactor.

由于火星没有易获得的放射性元素，核燃料和反应堆均需要来自地球。

A white dwarf is formed when the star burns off all its central nuclear fuel and loses its outer layers.

当恒星燃烧掉其心的所有核燃料并失去外层时，就会形成白矮星。

Although they're protecting something incredibly dangerous, spent nuclear fuel pools are quite serene and kind of boring.

尽管乏燃料冷却保护着一些极为危险的东西，但却十分平静，甚至还有一点无聊。

Although that sounds like fun, it wouldn't happen if you were to fall into a spent nuclear fuel pool.

上述情形尽管听起来有趣，但当你真掉进了乏燃料，这些并不会发生。

Eventually, however, the star will run out of its hydrogen and other nuclear fuels.

然而，最终，这颗恒星将耗尽其氢燃料和其他核燃料。

Without power to pump cooling water over the nuclear fuel, three reactor cores melted down.

由于没有动力将冷却泵送到核燃料上，三个反应堆堆芯熔化了。

They’re formed when a massive star consumes all its nuclear fuel and its core collapses.

它们是在一颗大质量恒星耗​​尽其所有核燃料并且其核心坍塌时形成的。