相關Aphoneapp的文學知識

問題詳情：SANFRANCISCO—Aphoneapp（應用程序）inSanFranciscogivesinformationaboutopenparkingspots.CityofficialsinSanFranciscointroducedtheapptotrytoreducetrafficjamsinthecity,butsomesayitraisessafetyconcerns...