We also refine naturally occurring radioactive ores to fuel nuclear power plants.

我们也提纯自然出现的放射性矿石来为核能工厂提供燃料。

Uranium is also tapped to fuel nuclear reactors and provide atomic energy.

而铀也得以开发，为核反应堆提供燃料并供应原子能源。

In many parts of the world where there are no fossil fuels, nuclear power is the only alternative.

在世界上许多没有化石燃料的地方，核能是唯一的选择。

It is hard to think of a messier and more wasteful way of shifting from fossil and nuclear fuel to renewable energy than the one Germany has blundered into.

在将矿物燃料、核燃料向可再生能源转换上，德国已经误打误撞的走出了自己的路子，很难再想出一个比德国的更棘手、更耗资的方式。

When such stars exhaust their nuclear fuel, they can no longer support their weight against the force of gravity and collapse inwards in a spectacular explosion known as a supernova.

当这些恒星耗尽核燃料时，它们就无法再抵抗重力并在称为超新星的壮观爆炸中向内塌陷。