名词
中文翻译：地球线
同义词：
['geodetic line', 'meridian', 'latitude line例句：1. The earth line is the line that divides the Earth into two hemispheres.（地球线是把地球分成两个半球的分界线。）']
例句：
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1. The earth line is the line that divides the Earth into two hemispheres.
地球线是把地球分成两个半球的分界线。
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2.The geodetic line is used to measure the distance between two points on the Earth's surface.
大地线用于测量地球表面两点之间的距离。
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3. The latitude line is the line that divides the Earth into four quadrants based on the tilt of the Earth's axis.
纬度线是根据地球轴的倾斜将地球分为四个半球的线。