| 词汇 | precession of the equinoxes |
| 类别 | 英译汉、汉译英、英汉互译翻译词典 |
| 释义 | precession of the equinoxes precession of the equinoxes n.Astronomy （名词）【天文学】 A slow westward shift of the equinoxes along the plane of the ecliptic, resulting from precession of Earth's axis of rotation, and causing the equinoxes to occur earlier each sidereal year. The precession of the equinoxes occurs at a rate of 50.27 seconds of arc a year; a complete precession requires 25,800 years.分点岁差：指二分点沿着黄道平面向西的缓慢移动，它由地球中轴旋转的岁差而造成，并能导致二分点每个恒星年都提早出现。分点岁差出现的差率为每年50.27弧秒；一个完整的岁差需25,800年 |
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