They thought that if the Earth itself was moving, there would have to be a constant wind blowing, sweeping them off their feet, and of course there wasn't.
他们认为，如果地球在运动的话，那么就会有风不断吹来，把他们刮倒——当然了，这种风并不存在。
2
There are plenty of places around the globe where people have no access to heavy machinery but do know how to deal with wind, sailing and basic mechanical principles.
在世界上有很多地方，人们都无法使用重型机械，但却知道如何处理风力、航行和基本的机械原理。
3
For thousands of years, people have used the wind to sail boats and move water.