2. 外语
  3. Other scientists believe that our search hasn’t been long enough to rule out the possibility that intelligent life exists in our

Other scientists believe that our search hasn’t been long enough to rule out the possibility that intelligent life exists in our

admin2012-03-26  74
问题 Other scientists believe that our search hasn’t been long enough to rule out the possibility that intelligent life exists in our galaxy.
选项
答案还有一部分科学家认为，我们对外太空探索的时间并不长，因此，不能排除我们星系存在外星人的可能性。
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