Not only am I familiar with the 50 states in the United States, but also my wife and I have visited more than 145 countries in the world, and the Carter Center has had full-time programs in 80 nations on Earth.
我不仅仅只对美利坚合众国的50个州了如指掌， 我和我的妻子还游历过世界上超过145个国家和地区， 并且卡特中心在全球近80个国家都设立了自己的全职机构与项目。