希望大家可以帮我改一下翻译 公交车曾是中国人出行的主要交通工具。近年来,由于私家车数量不断增多,城市的交通问题越来越严重。许多城市为了鼓励更多人乘坐公交车出行,一直在努力改善公交车的服务质量。车辆的设施不断更新,车速也有了显著提高。然而,公交车的票价却依然相当低廉。现在,在大多数城市,许多当地老年市民都可以免费乘坐公交车。 In the past.The bus was a major means of transportation for the Chinese people. In recent. because of the number of private cars increasing, urban traffic jam have been become more and more. many urbans in order to encourage most people to travel by bus, which are continue trying to improve the bus service quality. Bus facilities are continue update, and bus speed has improve apparently. However, the bus fare are still cheap. Now, In most urbans, many the local older can take a bus no spend money.