这里有篇文章分析了。[url=https://www.washingtonpost.com/posteverything/wp/2017/03/08/laziness-isnt-why-people-are-poor-and-iphones-arent-why-they-lack-health-care/?hpid=hp_no-name_opinion-card-b%3Ahomepage%2Fstory&utm_term=.1517789578f2]https://www.washingtonpost.com/posteverything/wp/2017/03/08/laziness-isnt-why-people-are-poor-and-iphones-arent-why-they-lack-health-care/?hpid=hp_no-name_opinion-card-b%3Ahomepage%2Fstory&utm_term=.1517789578f2[/url]