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单词 θ501
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the world > the universe > planet > primary planet > earth > [noun] > movement of earth (3)
precession1710

Astronomy. The slow retrograde motion of the equinoctial points along the ecliptic, resulting in the earlier occurrence of the equinoxes in each…

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— variation in (2)
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更新时间:2024/12/25 1:30:12