Astronomy. The slow retrograde motion of the equinoctial points along the ecliptic, resulting in the earlier occurrence of the equinoxes in each…
| 单词 | θ501 | 
| 释义 | 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… Subcategories:— 			variation in			(2)		 | 
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