VOA慢速英语:美国城市增长依赖移民

addicted – adj. having an unusually great interest in something or a need to do or have something

urban – adj. of or relating to cities and the people who live in them

reverse(d) – v. to change something to an opposite state or condition

maintain – v. to cause something to exist or continue without changing

patriotic – adj. having or showing great love and support for your country