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关注:1
2013-05-23 12:21
求翻译:Although scientists have been searching vainly for signals from advanced civilizations for almost fifty years, only recently have these two developments given a much-needed boost to the SETI program. Many astronomers believe that there was simply too little effort and too few resources devoted to this project. With thi是什么意思? 待解决
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- 离问题结束还有
Although scientists have been searching vainly for signals from advanced civilizations for almost fifty years, only recently have these two developments given a much-needed boost to the SETI program. Many astronomers believe that there was simply too little effort and too few resources devoted to this project. With thi
问题补充: |
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