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Carl Sagan once said science is a way of thinking more than a body of knowledge. #CarlSagan
2mo
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Carl Sagan once said science is a way of thinking more than a body of knowledge. #CarlSagan
2mo
Carl Sagan once said science is a way of thinking more than a body of knowledge. #CarlSagan
2mo
还没有评论。来抢沙发吧！
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