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人员和商品的流动正变得越来越重要。无论是工作或是休闲娱乐,城际间数百公里的旅行已经越来越普遍。这增加了对高速公路、铁路以及短途飞行的压力。人们对
The flow of people and goods is becoming more and more important. Whether it is for work or for leisure and entertainment, traveling hundreds of kilometers across the city has become more and more commonplace. This adds to the pressure on highways, railways and short-haul flights. People are right