keep cool

基本解释

Although I'll confess that there are times I do just that, there are other ways to keep cool this summer.
我得承认我自己有时候也是这样做的，不过在炎炎夏日保持凉爽还是有其他办法的。
Since African elephants live where the sun is usually blazing hot, they use their trunks to help them keep cool.
自从非洲象开始生活的地方太阳如燃烧一样热，它们就用鼻子来保持凉爽。
It would be really interesting to hear the views of those who have long lived in a hot climate and can offer their own experience of the best ways to keep cool efficiently.
让那些长期生活在炎热气候下的人谈谈他们的看法，介绍一下他们自己保持凉爽的最佳方法之类的经验，那会非常有趣。

But for many of the world's poor, finding a good way to keep food cool is difficult.
There was a new system of liquid nitrogen to keep the pilot cool and to resist the crushing force of gravity at high speeds.
And this may be cool enough to keep foods fresh, at least for a short time.

The moral of it all is: keep cool, stand erect, and wear a kindly face.
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