But on clear, calm days, it can actually be colder in the valleys.

但实际上，在晴朗宁静的日子里，山谷中的温度更低。

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Zhuge Liang said, "The reason that I asked you to attack the city in three days is to keep the doldiers calm.

诸葛亮说："我叫你二人三天后领兵攻城。

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Yet Pushkin said, "if life has deceived you, don't be sad and don't be impatient!" In the heavyhearted days, it is needed to remain calm.

还有普希金“假如生活欺骗了你，不要悲伤，不要心急！”

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Violent attacks had escalated in Kabul in the days before the election, shattering the relative calm the capital had known in recent months.

CNN: Afghans head to the polls

If the urban heat island effect were large, you would expect to see a bigger trend for calm days when more of the heat stays in the city.

BBC: NEWS | Special Reports | 629 | 629 | Climate scepticism: The top 10

The longest spells of settled weather occur during calm but cold days in winter.

BBC: Czech Republic