astrometry是什么意思_astrometry怎么读_音标əˈstrɒmətrɪ

astrometry是什么意思音标:英 [əˈstrɒmətrɪ]美 [əˈstrɑmɪtrɪ]

n. 天体测量学

n. the branch of astronomy that deals with the measurement of the position and motion of celestial bodies