摘要
很久以前，世界上的人不是到办公室或工厂去挣钱。他们在地上找到钱。那种钱很大，很圆。而且很平。它其实就是——一块石头!
How doeS money start？
Long ago, people in the world didn＇t go to office or a factory to earn money, They found their money on the ground. The money was large, round; and fiat, it looked just like what it was- a stone!
