Kelvin [double] bridge

例句：

1. 1.The bridge is a marvel of engineering, spanning the river in an elegant arc.
   这座桥梁是工程的杰作，优雅地横跨河流。
2. 2. The bridge has been a landmark for centuries, connecting two distant towns.
   这座桥梁几个世纪以来一直是连接两个遥远城镇的地标。
3. 3.The construction of this bridge was a major project that took years to complete.
   建造这座桥梁是一个重大的项目，需要多年才能完成。