celestial sphere
短语词组
- celestial l sphere 天球
- celestial E sphere 天球
- meridian of celestial sphere 天球子午线;天体子午线
- a celestial sphere 天文』天体球
- celestial sphere instrument 天球仪
- celestial sphere scan 巡天扫描
- coordinates of celestial sphere 天球座标
- celestial sphere cosmology [天]浑天说
- geocentric celestial sphere 地心天球 返回 celestial sphere