bridging node

例句：

1. 1. The bridgeconnecting two cities is a marvel of engineering.
   连接两个城市的大桥是工程的奇迹。
2. 2.The network of roads and bridges isessential for the transportation system.
   道路和桥梁网络对于交通系统至关重要。
3. 3. Theresearchers found that the bridging node played a crucial rolein the process.
   研究人员发现，这个连接节点在过程中起到了关键作用。