人类的交通活动正在经历着从简单到复杂、从低流动度向高流动度的急剧演变。尽管人类对交通的依赖性越来越大,现代交通也在致力于人性化的价值诉求,然而,人们对现代交通模式的思考与批判却愈益深刻。因为近二三十年里,各国已领教了运输系统的扩张和高流动度造成的副作用,“私有 Human traffic is experiencing a rapid evolution from simple to complex, from low-mobility to high-mobility. Although human beings rely more and more on transportation, modern transportation is also devoted to the humane value demand. However, people think and criticize the modern transportation mode more and more deeply. Because in the last two or three decades countries have come to understand the side effects of the expansion of the transport system and high liquidity, "private