Let the water cool before you drink it.

把开水晾一晾再喝。

《新英汉大辞典》

The sun shone brightly across the cool water.

太阳明亮地照耀在清凉的水面上。

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youdao

Clouds with extremely cool water are mixed with man-made ice crystals, such as silver iodide and metaldehyde crystals.

VOA: special.2011.01.11

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

Doctors say people with such problems should rest quietly in a cool place and drink plenty of water.

VOA: special.2010.07.27

"The Pacific coast current keeps the water cool, " Baker explains.

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The water will cool the air significantly, but he explained it incorrectly, or you misunderstood him.

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For example, because normal air conditioning is inadequate for lunar conditions, we were required to use cold water to cool the interior of our suits.

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