- 问题详情:WhenastronautZhaiZhigangwasamiddleschoolstudent,hewrorte:"Ihaveadream offlyingintospacesoIcangetagoodlookattheEarth."Thisdreamcametruenearly30yearslater,whentheShenzhouVIIspacecraftliftedoff(发*) fromGansuonSeptember25,2008withZhaiandtwoo...
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