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- Kaiyuan from 12 years (AD 724), presided over large-scale delegation of the National Geodetic Astronomy, with Palace said, and others in Henan observation made by a group of the most successful. 从开元十二年（公元724年）起，一行主持大规模的全国天文大地测量，其中以南宫说等人在河南所作的一组观测最有成就。
- Asteroids Data bases astronomy-Data processing Gravitation Geodetic astronomy 资源类型:天文数据测地天文学
- Judy knows astronomy inside out. 朱迪对天文学非常精通。
- geodetic astronomy 大地天文学
- Physics and astronomy are cognate sciences. 物理学和天文学是相关联的科学。
- Astronomy, as distinct from astrology, is an exact science. 天文学是一门严谨的科学，与占星术完全不同。
- Mathematics and astronomy are cognate sciences. 数学和天文学是互相关联的科学。
- Astronomy inherits from astrology . 天文学是由占星学演变而来的。
- One that specializes in astronomy. 天文学家专门从事天文学研究的人
- X-ray astronomy has made impressive progress. X射线天文学已取得了引人注目的进展。
- He is said to be the founder of modern astronomy. 他被誉为现代天文学的奠基人。
- He has a slight acquaintance with astronomy. 他懂一点儿天文学。
- He is very interested in astronomy. 他对天文学很感兴趣。
- Physics and astronomy are cognate science. 物理学及天文学为同性质的科学。
- Jane studied astronomy in university. 简在大学学习天文学。
- This was the birth of astronomy. 这就是天文学的起源。
- My professor referred me to the book "Compendious System of Astronomy". 我的教授让我参考《天文学系统概论》这本书。
- The study of astronomy gives you some conception of what the universe is like. 学习天文学能使你对宇宙有所了解。
- A dry-as-dust--A matter-of-fact man who talks astronomy on a moonlit night. 令人烦厌的学究——好比在明月当空之际大谈天文的枯燥鬼。
- A dry-as-dust-a matter-of-fact man who talk astronomy on a moonlit night. 令人烦厌的学究——好比在明月当空之际大谈天文的枯燥鬼。
