This orbiting telescope is the largest optical instrument in space.这种轨道望远镜是宇宙中最大的光学仪器.Let's pretend we're on the spaceship orbiting round the earth!让我们假装是在沿轨道绕地球运转的宇宙飞船上!Twenty incoming flights were stacked up ...
前苏联加盟共和国the countries of the former Soviet Union朱可夫是前苏联的一位元帅.Zhukov was a marshal of the former Soviet Union.前苏联核战争作战手册插图!The former Soviet Union nuclear war does battle handbook plate!...
To explain this, they hypothesise that galaxies must contain a great deal of missing matter which cannot be detected.为了解释这一点，他们假定各星系一定包含了大量无法探测到的不明物质。...
Professor Smith is recognized to be one of the great scholars in English philology.史密斯教授被公认为是了不起的英语语言学学者之一。During the Qing Dynasty, philology was a mere handmaid of classical studies.语言文字学在清代还只是经学的附庸.Reviewing philology ...