We all know men for whom machines seems to be sxtensions of their identity.

问题描述:

We all know men for whom machines seems to be sxtensions of their identity.
解释一下 of whom 的用法,谢谢

for whom 吧.For men,machines seems to be sxtensions of their identity.We all know men.把这两句合成一句,从句的写法.给men个定语