For the last 50 years, a lot of smart, well-resourced people -- some of you, no doubt -- have been trying to figure out how to reduce poverty in the United States.
在过去的五十年里， 许多聪明且足智多谋者， 无疑也包括部分在座的各位， 都在尝试如何减少 美国的贫困人口。