随着劳动分工和机械应用的扩大,工人之间的竞争加剧,他们的工资也越来越低。
圆的周长大于任何内接等边多边形的周长,小于任何外切多边形的周长。
The rule of law is a necessary condition for the development of a modern state.
Ethics in medicine is non-negotiable—cutting corners costs lives.