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随着经济的发展,“乡镇城市化,城市规模化”步伐的加快,使得中国的城市面积一再扩大,城里人也更加感觉到出行的不便。具有数十上百年历史的燃油机动车,虽然一直都是许多人希求的交通工具,可也已经被证明一直是空气污染和噪声污染的罪魁祸首,在城市交通中受到了种种限制;而更多的自行车族也觉得胯下的自行车除了灵活、健身等优点外,便是缓慢、耗时、费力,已不是代步
With the economic development, the pace of “township urbanization, urban scale” has accelerated, making the city area of China expand again and again, and people in the city feel the inconvenience of traveling. The fuel-vehicle vehicles with dozens of hundred years of history, although they have always been the means of transportation that many people are looking for, have also proved to be the culprit for air pollution and noise pollution, and have been subject to various restrictions in urban transportation; and more. The bicycle cyclists also feel that their bicycles are slow, time-consuming and laborious, in addition to their flexibility and fitness.