参考翻译
China's economy has enjoyed rapid progress in the last decade and has become the second largest economy in the world.It has made great contributions for promoting the development of the world's multi-polarization.At the same time China has paid a huge price for rapid economic growth,and problems like increasing energy consumption,environmental pollution and ecological deterioration are becoming more and more serious.Automobile is one of the main sources of air pollution,energy consumption and carbon emission.The government has taken countermeasures in some cities,in order to improve the existing condition of rapid expansion of private cars in urban areas,traffic congestion and deterioration of air quality.