- 问题详情:Ifyouwanttobeacitizenscientist,theNationalScienceFoundation(NSF)hasgotyousupportscitizenscientistsacrossallareasofscience,whetheryourpassion(热情)isscanningthenightsky,exploringyourownbackyardorplayingvideogames.JoinaFlockofBirderseBirdisanonli...
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