But in a few very cold regions, the snow never melts.
但是，在一些非常寒冷的地区，雪从不融化。
Not many people live in the cold regions in the world.
没有多少人住在世界的寒冷地区。
Weasels that live in cold regions turn white when winter comes.
冬天来临，生活在寒冷地区的鼬变成白色。
It's very cold in the polar regions.
南北极地带是很寒冷的。
It's very cold in the polar regions.
南北极地带是很寒冷的。
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