arterial highway

• 公路干线,主要公路,干线公路

arterial highway的用法和样例：

例句

1. Numerous lesser roads branched off from the main highway.
   从主要公路上分出无数小道。
2. It is expected that the proposed arterial control system can outperform the existing intersection preemption model and enhance overall system control performance.
   提升现行干道路口公车优先控制的功能及发挥整体系统绩效。