url:https://www.youtube.com/watch?v=eM97sdbbEUA
河姆渡遺址出土顛覆性農具！7000年江南農業文明改寫中國歷史！#河姆渡遺址#夏朝#上古#考古#奇聞#文物#風雲史記 by 風雲史記 297 views 1 hour ago 11 minutes, 14 seconds
チャンネル：『風雲史記』さん
https://www.youtube.com/@user-cf5gv7jv1n
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