It didn't come as a shock to learn that the fuel and cooling systems are the most common causes of breakdown.

不足为怪的是，燃料和冷却系统是故障的最常见原因。

《柯林斯英汉双解大词典》

Standing still and cooling his brow, he saw a boy running down the hill at topmost speed.

他站着一动不动，冷却着发热的额头，看见一个男孩以最快的速度从山上跑下来。

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However,the cooling of about one and one-half to three degrees Celsius is only about half as strong as a real La Nina.

VOA: special.2009.09.29

So what I'm doing here is I'm cooling, and then when I'm sitting at a fixed volume and I'm increasing the pressure, what am I doing? I'm heating, right?

对了，因此在这里，需要冷却,而在这里，当体积不变增加压强时？

麻省理工公开课 - 热力学与动力学课程节选

So I'm doing cooling and heating cycles.

需要怎么做？加热，对吧？

麻省理工公开课 - 热力学与动力学课程节选

To bring down the house's energy use, the team installed geothermal heating and cooling.

WSJ: The Greening of a Midcentury Classic

We know how to improve the efficiency of your existing heating and cooling systems.

FORBES: John Berger

About half of a typical family's carbon emissions come from heating and cooling the house.

NPR: North Carolina Family Takes Carbon Challenge