柯林斯英汉双解大词典
polar circle
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1.
N → a term for either the Arctic Circle, Antarctic Circle
双语例句权威例句
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Many make their dream come true, and take a trip to the Polar Circle.
其中有些人的梦想就成为了现实，他们真的去了北极圈。
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Founders of the polar circle diving center are making holes in the ice with help of hand drills and augers.
极地圈中心的创建者正在冰里用钻孔机钻孔。
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But, if it's like a circle or a half circle, or things like that, then even if a problem doesn't tell you to do it in polar coordinates you might want to seriously consider it.
但是如果它是一个圆或者半圆，或者是类似的，即使题目没有提示你在极坐标里做，你也应该认真考虑一下。
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