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名前：Louie日付：2014/12/27 04:03:28
Where did you go to university? buy speech NASA ended its 30-year space shuttle program in 2011, leaving Russia's Soyuz capsules as the sole means to transport crews to the station, a service that costs the United States more than $70 million per person. NASA hopes to buy rides commercially from a U.S. company by 2017.
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