过去在报上读到过这样的句子: 向科学进军的道路是不平坦的。明乎于此,就不会对人们在实践中遇到的挫折大惊小怪了。 “明乎于此”中“乎于”连用,读起来相当别扭。然而,此种用法似有蔓延之势。兹举两个近例: 那时我虽小,但却再也不想上街去看这种类乎于疯人院里发生的事情……(何清涟《我们仍然在仰望 In the past, I read such sentences in the newspaper: the path to marching into science is not smooth. In that light, there will be no fuss about the setbacks people encounter in practice. It is quite awkward to read that “almost” in this book. However, such usage seems to be spreading. Let me give you two recent examples: At that time, although I was small, I did not want to go out to the streets anymore to see what happened in the asylum .... (He Qinglian "We are still looking up