pedestrian safety
短语词组
- Pedestrian Detection safety system 行人探测安全系统
- pedestrian safety devices 行人安全设施
- Pedestrian safety campaign 行人安全方案
- Pedestrian Safety Enhancement Act 行人安全促进法案
- pedestrian comfort and safety 行人舒适感和安全感
- refuge safety island pedestrian island 供行人穿过马路时躲避车辆的地方 返回 pedestrian safety