她的话对我们有一种魔力般的作用。

Her words had a magical effect on us.

《牛津词典》

冬天覆盖在地面的雪，实际上对下面的土壤有隔热作用。

The snow, which blankets the ground in the winter, actually has an insulating effect on the soil beneath it.

youdao

问题在于，这种化合物对大脑有混合作用，这种情况在服用精神药物时并不少见。

The problem is that the compound has mixed effects in the brain, a not unusual occurrence with psychoactive drugs.

youdao

You can ask what the force that this quark will exert on that quark at a certain separation.

你会问,这个夸克对一段距离以外的那个夸克,有多大的作用力

耶鲁公开课 - 基础物理课程节选

We focus on one because we are paying for it, but the wall is doing the opposite.

我们只关注某一边因为我们只对这一边施力,但是墙对另一边有反向的作用力

耶鲁公开课 - 基础物理课程节选

Those emotions you feel towards your kin, towards your genetic relatives, and those emotions that you feel towards the people you're not related to but interact with.

你对亲人的情感，你对有基因关系亲属的情感，你对那些与你无关,但有相互作用的人的情感。

耶鲁公开课 - 心理学导论课程节选