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在北京、上海、广州这样的大都市,城市建设日新月异,城市规模不断扩大,即便是土生土长的当地人,有时也会碰到不熟悉的环境。异地工作人口的增加,从另一方面也突出了这一问题。传统的纸质地图为人们的出行提供了查找的依据。随着技术的发展,相继又出现了电子地图,卫星导航设备等。但是随着手机使用的普及和手机功能的增强,现在的手机已经不仅仅具有打电话、发短信等基本功
In metropolises such as Beijing, Shanghai and Guangzhou, urban construction is changing rapidly and cities are expanding in size. Even home-grown natives sometimes encounter unfamiliar conditions. The increase of off-site working population also highlights this issue on the other hand. Traditional paper maps provide a basis for people’s travel. With the development of technology, one after another appeared in electronic maps, satellite navigation equipment. However, with the popularization of mobile phones and the enhancement of mobile phone functions, mobile phones nowadays have not only basic functions such as making and sending text messages