Only in the pole axis theory, do the point and the line become the endogenetic variable and they form the two indispensable factors of constructing spatial structure.

只有在点—轴系统理论中，点、线才都是内生变量，是构建空间结构模型的不可或缺的两大要素。

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The tilt of the earth's axis, that imaginary pole that runs through the center of the earth.

地轴是我们虚构的穿过地心的一个倾斜的直线轴。

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The Earth spins on an imaginary line called an axis that runs from the north pole to the south pole, while also orbiting the sun.

地球绕一个贯穿南极点和北极点的假想轴旋转，这个假想轴称为地轴。 同时也绕太阳公转。

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The Geographic pole is the top of the axis on which the earth spins, the Magnetic pole is where the compass points to, and the Arctic pole is the point on the Arctic Ocean furthest from any land.

BBC: NEWS | UK | British man scores polar success

The Geomagnetic pole is the north end of the axis of the geomagnetic field which surrounds the Earth and extends into space as the magnetosphere.

BBC: NEWS | UK | British man scores polar success