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
The trend could simply be part of a natural and long-term cycle that pushes wind speeds both up and down over the course of many decades.