You have to keep a cool head in these volatile situations.

在这些易变的情况下你得保持冷静。

youdao

Have you sometimes wondered why you react with a hot temper to a particular situation, while your friend manages to keep a cool head?

你知道为什么有时候你会在某个特定的场景表现的特别急躁，而你的朋友却很冷静吗？

youdao

Now, I don't have to fill my head 6 with 2.18 times 10 to the minus 18. 13.6, that's a cool number. I can remember that.

现在，我不需要记住,2。18乘10到负18，13。,那数字太给力了，我可以记住它。

youdao

"There is no pressure. I have gone through pressure up to this time, so I need a cool head.

VOA: standard.2009.10.15

You have got to have a cool head.

BBC: Easter calls for calm after loss

At 10 years on, perhaps for the first time we have just enough hindsight on the event to be able to judge it with a cool head.

FORBES: 9/11 and the Management of Future Feedback