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RT @uranus_2: やたら大きい数の理解を促す方法。Using analogy to learn about phenomena at scales outside human perception https://t.co/D792po12KC
RT @uranus_2: やたら大きい数の理解を促す方法。Using analogy to learn about phenomena at scales outside human perception https://t.co/D792po12KC
やたら大きい数の理解を促す方法。Using analogy to learn about phenomena at scales outside human perception https://t.co/D792po12KC