It compares throwing away a cell phone to keeping the refrigerator door open to cool down the house.

该视频把丢弃你的手机比喻为将电冰箱一直开着来冷却整个屋子。

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To shut down a reactor, safety valves are opened to release the steam and water is used to then to cool down the reactor core.

关闭核反应堆时，需要打开安全阀门释放蒸气，然后用水冷却堆心。

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The ventilators cool down the radiators. In summer the noise is terrible. Right now there is no voltage here, works will start in autumn.

排气风扇冷却散热器，在夏天，噪音是可怕的，现在这里没有电压，工程将于秋天开始。

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China grew at a blistering pace of 10.7 percent in the final quarter of 2009, but the government has since placed curbs on lending to reduce inflation and cool down an overheated economy.

VOA: standard.2010.01.21

There was the faint, cool kiss of sensuality when dew came to my cheeks and shins as I ran down the wet green garden paths in the early morning.

我觉到晕厥，当清晨奔跑在,花园潮湿的绿道上,露珠在我脸上留下清冷的一吻。

耶鲁公开课 - 1945年后的美国小说课程节选

You know, Pier 29, obviously down by the water's super cool.

9号码头挨着海边，也不错。

旧金山的热点 - SpeakingMax英语口语达人

That's the only way we can cool down the stimulus, in essence, cool down our brains.

NPR: Nation's Obesity Problem Puts Strain On Health Care Costs

Much like the lead vocals, the lyrics cool down the heat, as he comes across as slightly bemused.

WSJ: Dressing Up Justin Timberlake | The 20/20 Experience | By Jim Fusilli

If the gel is not available, first aiders are advised to cool down the wound by pouring on water.

BBC: Saving your skin