new
celestial longitude的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:
英英釋義
Noun:
-
(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky; usually expressed in hours and minutes and seconds; used with declination to specify positions on the celestial sphere;
"one hour of right ascension equals fifteen degrees"
celestial longitude的用法和樣例:
例句
- According to its theoretical model of the true geocentric longitude, the astronomical meaning of planetary theory in ancient China is revealed.
又利用行星之地心真黃經(jīng)的理論模型,探討了中國古代行星算法模型的天文意義。