如果政府要压制该运动，从长远来说那只会加强其力量。

If the government clamps down on the movement, that will only serve to strengthen it in the long run.

《柯林斯英汉双解大词典》

如果你真的想多运动，可以加入一个俱乐部。

If you really want to do more sport, you can join a club.

youdao

如果你在运动，你也需要喝更多的水。

If you're exercising, you need more water.

youdao

If de Broglie is correct, we could then model the electron in its orbit not moving as a particle, but let's model it as a wave.

如果德布罗意是对的，那么我们可以在电子轨道中建立电子模型,不是像粒子一样运动，而是像波一样运动。

麻省理工公开课 - 固态化学导论课程节选

But Aristotle used to think that if you want something to move, there has to be some agency making it move.

但亚里士多德认为,如果要让物体运动,那就必须有某种作用让它运动

耶鲁公开课 - 基础物理课程节选

So, if instead you put your particle somewhere down here on the electric field, or on the wave, the electric field will now be in the other direction so your particle will be pushed the other way.

还有方向，所以如果,你把粒子放在这下面，电场的方向相反,粒子会朝另一个方向运动。

麻省理工公开课 - 化学原理课程节选