美国有50个洲，每个洲的风光都不一样，下面留学群带来美国五十州的风光，现在就一起来看看美国各个州的颜值大比拼。Here we go!40. Nebraska 内布拉斯加州Sleep on Nebraska's subtle beauty if you want, but its big skies and rolling hills have a thoroughly pleasant and peaceful charm. As impressive as Toadstool Ge...