You know, about a million years ago, a bunch of monkeys fell out of trees, got a little clever, harnessed fire, invented the printing press, made, you know, luggage with wheels on it.
大约一百万年前的时候 一群猴子从树上爬下来 变聪明了 还学会了使用火 发明了印刷术 制造出带轮子的行李包