You can become just as dehydrated in the cold as in the heat from sweating, breathing and increased urine production, but it may be harder to notice during cold weather.

在寒冷的条件下，你同样也会因为出汗、呼吸、增加排尿量而脱水，但在寒冷天气下更难以察觉。

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Because it's cold and dry, you don't notice that you're sweating.

正是因为又冷又干，你才没注意到自己汗流浃背了。

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Operator: Is she sweating? Is she cold?

接线员：她冒汗了吗？她感觉冷吗？

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If you are sweating and cold air manages to get inside your layers then you are in trouble.

BBC: Sir Ranulph Fiennes: Coping with extreme weather

Guests also get free entry to the Snow Park, the non-ski slope part of Ski Dubai, where you can make snowballs and snow angels, try sledding and toboggan runs and indulge in all your mid-winter, cold weather fantasies while everyone else is sweating rivers outside.

BBC: Cool down in a Dubai ski chalet