| 单词 | 天赤道 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Northern Hemisphere〕Astronomy The half of the celestial sphere north of the celestial equator.【天文学】 北半球：天赤道以北的半个天球美国传统〔Ophiuchus〕A constellation in the equatorial region near Hercules and Scorpius.蛇夫星座：一个在天赤道区靠近武仙座和天蝎座的星座美国传统〔Southern Hemisphere〕Astronomy The half of the celestial sphere south of the celestial equator.【天文学】 南天球：天赤道以南的半个天球美国传统〔autumnal equinox〕The point at which the ecliptic intersects the celestial equator, the sun having a southerly motion.秋分：指黄道与天赤道相交的一点，自此太阳向南运动美国传统〔equinoctial〕Relating to the celestial equator.与天赤道有关的美国传统〔equinox〕Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator.二分点：在天球上天赤道与黄道相切的两点中的任一点美国传统〔hemisphere〕Either half of the celestial sphere as divided by the ecliptic, the celestial equator, or the horizon.半天球：被黄道，天赤道或地平圈分成两半的天球的一半美国传统〔vernal equinox〕The point at which the ecliptic intersects the celestial equator, the sun having a northerly motion.春分点：黄道与天赤道相交的一点，太阳向北移动美国传统 |
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