signaling route

例句：

1. 1. The new signalling route will help reduce traffic congestion.
   新的信号路线将有助于减少交通拥堵。
2. 2. The construction of the signalling route has been completed.
   信号路线的建设已经完成。
3. 3. The signalling route is essential for ensuring safe travel.
   信号路线对于确保安全旅行至关重要。