单词: celestial longitude

中文含义:

天体经度

英语词性:

noun

美式音标:

sɪˈlɛstiəl ˈlɑndʒəˌtud

同义词:

celestial longitude angle

易混淆单词:

celestial latitude

双语例句:

1. The celestial longitude of a planet is its position along the ecliptic.
2. It was necessary to calculate the celestial longitude of the eclipsing binary star.
3. The difference of the celestial longitude between two stars is known as the angular separation.
4. ASTROLABE is an instrument used for measuring the altitude and the celestial longitude of stars and planets.