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2006年VOA标准英语-Hubble Telescope Given Reprieve; Astronauts to

By David McAlary Washington 31 October 2006 The U.S. space agency says it will send space shuttle astronauts one more time to extend the life of the Hubble Space Telescope. The decision reverses one made by NASA's previous management two years ago,

发表于:2018-12-16 / 阅读(151) / 评论(0) 分类 2006年VOA标准英语（十月）
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