On a regulated section of the road, the red traffic light changes color to green. traffic light and pedestrian crossing road sign on a pole.

On a regulated section of the road, the red traffic light changes color to green. traffic light and pedestrian crossing road sign on a pole.
关键词
安全背景城市道路穿越城市准备就绪人行横道天空颜色黄色红绿灯日红色步行汽车信号停止概念信息现代旅行警告电力交通交通运输标志汽车树走查看蓝色速度等待街道法规信号量行人符号高速公路绿色市区灯光运输电缆城镇

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