Curitiba是位于巴西南部的一个小城市，目前人口接近200万，其中23万郊区居比。该市居民中平均每3人拥有一辆轿年，在巴两名列前茅。但是几乎1/3的车主们都坐公共汽车上班，为什么呢？许多人发现公共汽车系统的方便是轿车无法比拟的。Curitiba现行的公交系统被称为“一体化的公 Curitiba is a small city in southern Brazil with a population of nearly 2 million, of which 230,000 are suburban. The average city resident has one car for every three people and one of the best in Pakistan. But almost one third of car owners go to work by bus. Why? Many people find that the convenience of a bus system is unmatched by a car. Curitiba’s current bus system is called “integrated public.”