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- Judy knows astronomy inside out. 朱迪对天文学非常精通。
- A balloon floated across the sky. 有个气球从空中飘过。
- Physics and astronomy are cognate sciences. 物理学和天文学是相关联的科学。
- I don't want to be around when the balloon goes up. 要出事了，我趁早离开是非之地。
- He burst the balloon with a prick of the pin. 他用针一戳，气球就爆了。
- A thrust with the pin broke the balloon. 用针一戳，气球就爆了。
- The balloon burst and fell to earth. 气球破裂而落到地上。
- The girl was startled when the balloon exploded. 这女孩在气球爆炸时吃了一惊。
- The cat batted the balloon with its paws. 猫用爪子击打气球。
- The child pricked the balloon and it burst. 那孩子在气球上刺了个洞，气球就爆了。
- balloon astronomy 气球天文学
- 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。
- Humanitarianism is apt to be forgotten when the balloon goes up. 一旦战争爆发，人道主义往往就被抛到脑后了。
- The spectators watched the descent of the balloon. 观看的人瞧著气球降落。
- Mathematics and astronomy are cognate sciences. 数学和天文学是互相关联的科学。
- The ballast may be thrown out to make the balloon go higher. 沙袋可以拋掉以使气球飞得更高。
- 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。
