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English[en]
Secondly, the position of the Earth in its orbit around the Sun at the solstices, equinoxes, or other time defined relative to the seasons, slowly changes.
Chinese[zh]
其次,地球環繞太陽軌道的分點和至點的位置,或其他相對於季節定義的時間,也在緩慢的改變。

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