为什么Tower Bridge 不加the?

为什么Tower Bridge 不加the? london tower bridge, the golden gate bridge, yangpu bridge 的 Tower Bridge is ____the River Thames.为什么填on不填over? 为什么by car/bus不加冠词,但是by the bridge要加冠词? is the ship on tower bridge? Get off the boat at Tower Bridge. Windsor Castle ,the Tower Bridge,Canterbury Church Cambridge,Tower Bridge. Tower Bridge如何发音 tower bridge音标 tower bridge怎么读 tower bridge 怎么读