单词：rhombododecahedron
斜方十二面体
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Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra
发表于:2018-12-05 / 阅读(256) / 评论(0)
国家地理2008年
国家地理2008年
Trumbo Tells the Story of Blacklisted Screenwriter In 1950, the United States Congress tried to end the career of Dalton Trumbo, the highest-paid screenwriter in Hollywood. Now, that story is being told in the new movie, Trumbo. In 1947, Dalton Trumb
发表于:2019-01-12 / 阅读(209) / 评论(0)
2015年VOA慢速英语(十一)月
2015年VOA慢速英语(十一)月
Transcript for Reference Only --chunshan The infrared astronomical satellite, now celebrating its 25th anniversary, gave us the first all sky view of our dusty infrared universe. Floating above the galactic center is the Rho Ophiuchi Cloud, about 400
发表于:2019-02-26 / 阅读(318) / 评论(0)
自然百科2008年
自然百科2008年