- 问题详情:In1883,JohnRoeblingwasinspiredbyanideatobuildabridgeconnectingNewYorkwiththeLongIsland.However,bridgebuildingexpertsthroughouttheworldthoughtthiswasimpossible,butRoeblingcouldnotignorethevisionhehadinhismindofthisbridge.Aftermuchdiscussionandpe...
- 12451