grade crossing pavement

例句：

1. 1. The grade crossing pavementis a busy intersection where cars and pedestrians meet.
   这个分界线是一处繁忙的十字路口，车辆和行人在此交汇。
2. 2.The traffic police are directing the flowof traffic at the grade crossing pavement.
   交通警察正在指导交通在分界线处流动。
3. 3. The grade crossing pavement is designed to separate vehicles from pedestrians.
   分界线的设计是为了将车辆与行人分开。