Both these devices worked well in sunny climates; but in northern Europe, the sun may be hidden by clouds for weeks at a time, while temperatures vary not only seasonally but from day to night.

这两种装置在阳光充足的气候条件下工作良好；但在北欧，太阳可能一次被云层遮挡数周，而温度不仅随着季节变化，而且还随着昼夜变化。

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The weather is usually warm and sunny during these months so remember to bring some sun protection, especially on hot days.

在这几个月里，天气通常是温暖和晴朗的，所以记得带一些防晒用品，尤其在炎热的日子里用。

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Most women spend every sunny day out in the sun trying to get darker skin.

每逢晴天，大多数女性就在阳光下晒太阳，想要让皮肤晒得更黑一点。

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Will we eventually be taxed or fined for enjoying a sunny day without slapping on sufficient sun-protection?

ECONOMIST: The dead hand of the state

Europe has similarly daft subsidy regimes with equally perverse consequences the German subsidy for solar energy, for instance, which has diverted the world's solar-cell production to sun-free Germany, thus raising the price in sunny countries where it might be usefully employed.

ECONOMIST: Climate change

So each of you deserves this moment in the sun -- and it is sunny. (Laughter.) Because tomorrow we know that you and your fellow first responders will be back on your diligent duty -- looking out for us, looking out for one another, looking back at times with fallen partners, determined to make sure that their extraordinary sacrifices were not in vain.

WHITEHOUSE: President Obama Honors the Nation��s TOP COPS