Sort of like how coolant in your car carries heat away from its engine.

这个工作原理就如同你车将热量运出引擎的剂。

That's why electric cars have coolant running between them to prevent overheating.

这就是为什么电动汽车在它们之间放置剂，以防止过热。

Yet sodium offers several advantages as a coolant, says Chris Levesque, TerraPower's boss.

然而，泰拉能源的老板·莱韦说，钠作为一种剂有几个优点。

CFCs were developed in the 1920s by three US-based corporations as coolants for refrigerators.

CFC 是在 1920 年代由三个美国公司开发的用于冰箱的剂。

In Natrium's case, the sodium coolant transfers heat from the reactor into the molten-salt tanks.

在钠的例子中，钠剂将热量从反应堆转移到熔盐槽中。

Also inefficient, and might be loud. How about liquid coolant?

还是不行，可能会有噪音。液体剂如何？

In 2010 it ran out of the cryogenic coolant that enabled its primary mission of mapping the skies.

2010年其低剂消耗殆尽，而低剂是其绘制星云地图的必备。

The coolant was used to create an ice wall refraining groundwater from seeping into reactor buildings.

这些剂被用来制造一道冰墙，防止地下水渗入反应堆建筑。

The U.S. Environmental Protection Agency has finalized a rule to sharply limit the use of coolant gases known as HFCs.

美国环境保护署最终确定了一项规则，严格限制使用叫作氢氟碳化物的气体剂。

Flakes of ammonia coolant were spotted drifting into space on Thursday prompting the most hastily planned space work in NASA history.

周六早上有氨剂片流向太空，于是美国航天局马上开始计划太空工作，这是NASA历史上最紧急的任务。

Aerosol sprays and coolants had been thinning the ozone layer since the 1970s.

自 1970 年代以来，气溶胶喷雾剂和剂一直在使臭氧层变薄。

Those are captured inside the reactor as heat by a coolant, usually purified water.

这些能量在反应堆内被剂（通常是经过净化的水）吸收，转化为热能。

You can also use Nitrogen when it's liquified as a coolant.

你也可以将液态氮用作剂。

Even in the 20th century, the coolant used was dangerous ammonia.

即使在20世纪，所使用的剂仍然是危险的氨。

28.What is the usual coolant in the marine diesel engine?

28. 船用柴油机常用的剂是什么？

A number of synthetic coolants were developed.

多种合成剂被研发出来。

To compound the problem, the liquids used for all this comfort — first chlorofluorocarbons and now hydrofluorocarbons — are super-strength greenhouse gases.

人们为了这份舒适而使用的液体剂——先是氯氟化碳现在是氢氟化碳——都是超强度的室气体，而这让问题变得更糟。

Fridges work by causing the coolant circulating inside them to change from a liquid into a gas.

冰箱通过使内部循环的剂从液态转变为气态来工作。

Fresh water is the usual coolant.

淡水是常用的剂。

29.Why sea water is not used directly as a coolant in diesel engine?

29. 为什么海水不能直接用作柴油机的剂？