traffic control system

例句：

1. 1.The traffic control system is designed to improve safety on the road.
   交通控制系统旨在提高道路上的安全性。
2. 2. The traffic control system helps to reduce accidents by monitoring and controlling traffic flow.
   交通控制系统通过监控和控制交通流量来减少事故。
3. 3. The traffic control system has been improved significantly since the introduction of new technology.
   自从引入新技术以来，交通控制系统得到了显著改进。