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大家认为人类历史上最伟大的发明是什么?你说什么?手机?游戏机?天啊!做这种调查的时候,大部分的学者都会推荐“0”为最伟大的发明。
What do you think of the greatest inventions in human history? What are you talking about? Mobile phones? Game consoles? Oh, at the time of this survey, most scholars would recommend “0 ” as their greatest invention.