nodal surface

例句：

1. 1. The nodal point of the system is critical to its stability.
   系统的节点点对系统的稳定性至关重要。
2. 2.The nodal line divides the city into two distinct areas.
   节点线将城市分为两个截然不同的区域。
3. 3. The nodal structure of the network is crucial for efficient communication.
   网络的节点结构对于有效的通信至关重要。