不少成语存在反仿成分，这是客观世界存在相反相对事物在词汇上的反映。

Many an idiom has such components, which is the reflection of the controversy between reverse things.

youdao

But things which were at rest will move at a constant velocity, opposite of the velocity that you have relative to me.

这些静止的东西都在匀速运动,方向正好跟你相对我运动的速度方向相反

耶鲁公开课 - 基础物理课程节选

It is of opposite charge and it exerts an influence, only that is minus to plus so that is going to give me a minus term here.

它具有相反的电性，所以它也会有影响，只有这个负值相对正值来说会起到减少的作用,所以这里将会引入一个负值的量。

麻省理工公开课 - 固态化学导论课程节选

I don't think, some do, that the question of cultural relativism has been solved.

虽然有些人持相反观点，但我觉得,文化相对主义这个问题并没有被解决。

普林斯顿公开课 - 人性课程节选