TheGoldenGateBridgeinSanFrancisco，Californiaisoneofthew...
问题详情：TheGoldenGateBridgeinSanFrancisco，Californiaisoneoftheworld'smostbeautifulbridges.Itisalsooneofthemostvisitedplacesintheworld.Vehicles(车辆)crossthebridgeanaverageof41milliontimeseachyear.More...