在冬天，一辆汽车产生的热量足以温暖一间普通的房子，如果一间房子完全隔热，一个成年人也可以产生足够多的热量来温暖它。
An automobile produces enough heat to warm an average house in winter, and if a house were perfectly insulated, one adult could also produce more than enough heat to warm it.
如果我用取火镜聚集太阳光，即使在最寒冷的冬天，我也可以轻松燃起火来。
If I focus the rays of sun with a burning glass, even in the coldest days of winter, I can kindle a fire with ease.
Hansen提道：“如果看看整个世界，你就会发现冬天并不冷，十二月、一月、二月都是近130年来第二最暖和的。”
"The winter was not cold if you look over the whole world: December, January, February was the second warmest in 130 years," Hansen noted.
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