equation of equinoxes [天] 岁差 ; [天] 二分差 ; 分点差
precession of the equinoxes 岁差 ; 分点岁差 ; 二分点进动 ; 春秋分的岁差
the precession of the equinoxes 分点岁差 ; 岁差
equinoxes and solstices 分至点 ; 二分二至点
Pression of the Equinoxes 二分点岁差
planetary precession of the equinoxes 行星岁差
the precession of equinoxes 被称作分点岁差
同义词： equinoctial point
以上来源于: WordNet
N-COUNT An equinox is one of the two days in the year when day and night are of equal length. 昼夜平分日; 指春分或秋分 [oft supp N]
In the Chinese calendar, the Spring Equinox always occurs in the second month.
在中国历法中，春分总是出现在二月份。
Summer hours were long, winter ones short; only at the spring and autumn equinoxes were the hours of daylight and darkness equal.
夏天的时间长，冬天的时间短；只有在春秋分点，白天和黑夜的时间才相等。
Day and night were divided into the same number of parts, so that except at the equinoxes, days and night hours were unequal; and then of course the length of these hours varied with the seasons.
白天和黑夜被分为均等数量的部分，所以除去昼夜平分点，白天和黑夜时间是不等的；当然，这些时长也因季节变化而变化。
Equinoxes and Solstices of 2011.
2011年的春秋分和冬夏至。
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