highway crossing protection

例句：

1. 1. The construction of the new highway will significantly improve the traffic flow and enhance the protection for the crossings.
   新高速公路的建设将显著改善交通流量，并增强交叉口的保护。
2. 2. The government has implemented strict measures to ensure the safety of pedestriansand cyclists at highway crossings.
   政府已实施严格措施，确保行人和自行车在高速公路交叉口的安全。
3. 3. The design of the highway crossing protection system is crucial to ensuring the safety of vehicles and pedestrians.
   高速公路交叉保护系统的设计对确保车辆和行人安全至关重要。