c. 1400, "point at which the sun crosses the earth's equator, making day and night of equal length everywhere," from Old French equinoce (12c.) or directly from Medieval Latin equinoxium "equality of night (and day)," from Latin aequinoctium, usually in plural, dies aequinoctii "the equinoxes," from aequus "equal" (see equal (adj.)) + nox (genitive noctis) "night" (see night). The Old English translation was efnniht. Related: Equinoctial.
实用例句
1. The Autumnal Equinox is the best time for wheat - sowing.
秋分种麦最相宜.来自《现代汉英综合大词典》
2. 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2月。来自柯林斯例句
3. The other point of intersection of equator and the ecliptic is called the Autumnal Equinox.
赤道和黄道的另一个相交点叫作秋分点.来自辞典例句
4. The zero point is the Vernal Equinox, also called the point of Aries.
零点是春分点, 也叫做白羊座点.来自辞典例句
5. During a tropical year the sun moves from Vernal Equinox to Vernal Equinox.
