The best way to understand labor markets is to look at real-world data, not just theoretical models.
渔业可持续发展不是选择,而是唯一的前进道路。
"Books are the keys to understanding the world and ourselves."
我会用city而永不用Metropolis来表达城市,用cop而永不用policeman来表达警察,既然三丶四个字母可以赚七个美分,为什么要用长而赘的字呢?