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Ep. 3 | The Four Great Inventions
b'Today we look at the Four Great Inventions, the \\u56db\\u5927\\u53d1\\u660e, that Lord Francis Bacon hailed as having done more than anything else to transform completely the modern world and mark it off from antiquity and the Middle Ages.\\xa0The four great inventions were the compass, gunpowder, paper, and printing, each important in their own unique way.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'