赤纬 (chì wěi) — (astronomy) declination
Définition
One of the two coordinates in the equatorial celestial coordinate system, measuring a celestial body's angular distance north (+) or south (−) of the celestial equator (0–90°). Pairs with 赤经 (right ascension), analogous to latitude on Earth.
noun
(astronomy) declination
Exemples
- 赤纬。Tiān wén xué jiā zhèng zài cè liáng zhè kē héng xīng de chì wěi.Astronomers are measuring the declination of this star.
- 赤纬。chì wěi Hé chì jīng shì tiān wén zuò biāo dì liǎng gè zhòng yào cān shù.Declination and right ascension are two important parameters of astronomical coordinates.
- 赤纬90。Běi jí xīng de chì wěi dà yuē shì 90 dù.The declination of Polaris is approximately 90 degrees.
Parcours plus de mots HSK 7-9 ou cherche dans le dictionnaire complet de 43 000 mots.