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- Judy knows astronomy inside out. 朱迪对天文学非常精通。
- He devoted all his life to China's aviation. 他的一生都奉献给了中国的航空事业。
- Physics and astronomy are cognate sciences. 物理学和天文学是相关联的科学。
- aviation astronomy 航空天文学
- 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。
- Aviation was lamentably weak and primitive. 航空设施极其薄弱简陋。
- At that time aviation was still in its infancy. 当时航空仍在萌芽阶段。
- 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。
- Civil aviation in this area develops very quickly. 这个地区的民航发展很快。
- 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。
- What about the reconnaissance aviation? 侦察航空兵呢?
- He is very interested in astronomy. 他对天文学很感兴趣。
- What is the main task of the bombardment aviation? 轰炸航空兵的主要任务是什么呢?
- 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。
