There are three main ways that animals survive the cold in winter: sleep, adapt or migrate.

动物在寒冷的冬天有三种主要的生存方式：休眠、适应或迁徙。

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Mr. Crouse said that even if new building projects were planned, construction slows in the winter cold.

克劳斯先生说，即使新的建设项目规划出来，因为冬季寒冷，建设速度也呈下降趋势。

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A cold summer in Canada and the United States in 2009 meant that the following winter saw fewer monarchs in Mexico than at any time since records began in 1994.

在2009年，因为加拿大和美国那个寒冷的夏天，冬天来到墨西哥的帝王蝴蝶创下了自1994年有记录以来最低水平。

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But anyone who has ever lived in Chicago knows how cold that wind can be in winter.

VOA: special.2010.01.10

He stopped at a few of the many empty buildings (there are around 100, 000 in London) that homeless people try to enter in the winter months to survive the cold nights.

BBC: A tour of London street survival

He said a snowberry bush that "predicted" hard winters in 2009 and 2010 had shown signs that the coming winter would also be cold and snow-filled.

BBC: Cairngorms and Lecht ski runs could open at weekend

The Laki eruption was believed to have caused thousands of deaths because of unusual conditions in Europe that summer, along with the severe cold of the following winter.

CNN: How volcanoes can change the world