不经意中，美国职业足球联赛已经走过了3个年头，新赛季已在3月18日拉开了帷幕。3年多来，美国职业联盟并没有发生什么重大的波动，前进的脚步虽慢，们却保持着向前的趋势。有人说美国足球职业联赛水平已与英格兰甲级联赛相差无几，也有人说它的水平全多是欧洲三流联赛水平，但 Inadvertently, the US professional football league has gone through three years, the new season has been kicked off on March 18. In the past three years, there has not been any major fluctuations in the U.S. occupational alliance, and the pace of its advance has been slow, but it has maintained a forward trend. Some people say that the level of the United States Football League has been almost the same as the English League, some say it is the level of the most European third-tier league level, but