equinox 是什么意思

名词复数:equinoxes

中文翻译与英英解释

	n. 1.昼夜平分时，春[秋]分。 2.【天文学】二分点。短语和例子 the autumnal equinox 秋分，秋分点。 the spring [vernal] equinox 春分，春分点。

	(astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic 同义词：equinoctial point,
	either of two times of the year when the sun crosses the plane of the earth''s equator and day and night are of equal length

An equinox occurs twice a year (around 20 March and 22 September), when the tilt of the Earth's axis is inclined neither away from nor towards the Sun, the center of the Sun being in the same plane as the Earth's equator. The term equinox can also be used in a broader sense, meaning the date when such a passage happens.

例句与用法

	1.	The autumnal equinox is the best time for wheat-sowing . 秋分种麦最相宜。
	2.	He then accounts for the precession of the equinoxes . 然后他解释分点岁差。
	3.	They are thought to have arisen with the celebrations of the vernal equinox . 人们认为他们是出自于庆祝春分的来临。
	4.	During a tropical year the sun moves from vernal equinox to vernal equinox . 在一个回归年内，太阳从春分点转回到春分点。
	5.	The former, occupied by the sun at the vernal equinox is known as the equinox . 前者是太阳在春分时所在的位置，通称为春分点。
	6.	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。
	7.	The tropical year is the interval between two transits of the mean sun through the mean equinox . 回归年是平太阳两次通过平春分点的时间间隔。
	8.	Another characteristic of sun-earth system is the gradual precession of the equinoxes and solstices along the orbit . 日地系统的另一个特点是二分点和二至点沿轨道逐渐运动。
	9.	Another characteristic of the sun-earth system is the gradual procession of the equinoxes and solstices along the orbit . 日-地系统的另一特点是二分点和二至点沿轨道逐渐前行。
	10.	Time and the calendar begin on the equinox of 3 / 21 时间和历法开始于3月21日的春分点上。

equinox是什么意思

equinox 是什么意思

中文翻译与英英解释

例句与用法