在许多人的意识中,人们日常行走于其上的公路是如此普遍,就如同阳光、空气、土地和水一样,普通到有时你都感觉不到它的存在。 但是,从严格意义上来说,与汽车的发明一样,公路、尤其是高速公路的出现,其实是一项对人类社会产生深远影响的高科技产物。美国从19世纪末开始建设现代意义上的公 In many people’s minds, the roads on which people routinely walk are so common, just as the sun, the air, the land, and the water, that you can not even feel it from time to time. However, strictly speaking, with the invention of automobiles, the emergence of highways, especially highways, is in fact a high-tech product that has a profound impact on human society. The United States has started to build a modern sense of public since the late 19th century