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Lesson 55 astronomy 天文学 Recent developments in astronomy 天文学的最新发展使我们 may have made it possible to detects in our own Milky Way and in other galaxies. 能够在银河系和其他星系发现行星。 The objective of astron
新概念英语词汇随身听手册3
UV Rays Strip Small Galaxies of Star Stuff紫外线辐射会阻止小星系形成 The sun spews out ultraviolet radiationthat's why you put on sunscreen. But the sun isn't the only UV-producing celestial body. Stars and supermassive black holes produ
2017年Scientific American(三)月
By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs
VOA2004（下）--健康科技
NASA Satellite Offers Astonishing View of Venus Transit Skygazers massed outside the Smithsonian National Air and Space Museum in the U.S capital, eager to see the rare transit of Venus. The museum offered telescopes. People donned special protective
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MOSCOW, Nov. 25 (Xinhua) -- Russia's Proton-M carrier rocket was launched on Friday from the Baikonur space center in Kazakhstan with a Chinese communications satellite AsiaSat-7, according to Russia's Federal Space Agency Roscosmos. Roscosmos' live
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卫星与航天译名I-Z IBSS(Infrared Background Signature Survey) 红外背景特征测量仪美国军事卫星 ICE(International Cosmos Explorer) 国际宇宙探测器美国科学卫星 IDCSP(Initi
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