Imagine an environment that does not need cooling at all!

想像一下吧，这样的环境根本不需要冷却了！

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Today, cooling is the single most difficult issue to deal with in any hosted environment.

现在，制冷已经成为了托管环境中一个十分突出的难题。

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And you'll also note in a PWR we have three different cooling systems; the primary, the secondary and the third system which is the system that actually goes into the environment.

你们也会注意到在压水式反应堆里有，3个不同的冷却系统，主要的，第二个，还有第三个系统，那是系统，会真的进入到环境中去。

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The Environment Agency permits cover the discharge and disposal of radioactive waste and cooling water and running of standby generators.

BBC: Environmental permits granted for Hinkley Point station