Another idea is that the earth will turn upside down.So the North Pole will become the South Pole.
另外一个观点认为，地球会上下颠倒，北极会变成南极。
Another idea is that the earth will turn upside down. So the North Pole will become the South Pole.
另外一个观点认为，地球会上下颠倒，北极会变成南极。
Serving as a guide, as a polestar or a pole of the earth.
指示的；引导的：用作导向的，如一颗北极星或地球的一极。
When the North Pole is close enough to reach the South Pole, the earth disappears.
当北极近到可以触到南极，地球便消失了。
The third pole is really important to the balance of climate on earth.
“第三极”对地球的气候平衡非常重要。
The third pole is really important to the balance of climate on earth.
“第三极”对地球的气候平衡非常重要。
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