grade-separated pedestrian crossing 分层行人过路处 ; 分层道路交
grade crossing watchman 道口看守工
at grade pedestrian crossing 地面行人过路处
grade crossing predictor 道口信号预报器
cross barrier at grade crossing 道囗栏木 ; 道口栏木
grade crossing signal 道口信号机
separate grade crossing 立体交叉道
side barrier at grade crossing 道囗栅栏 ; 道口栅栏
When nationalist thugs beat up a Jewish friend, she defaced her grade card, crossing out the stamp that allowed her to sit on the "Aryan" seats.
当一个民族主义流氓殴打一位犹太朋友时，她把自己的成绩卡弄坏，擦去上面允许她坐在“雅利安人”座位上的印章。
SSMs are deterrents; they are additional treatments that can be applied to grade crossings that will reduce the number of grade crossing violations.
附加安全措施是必要的关卡；附加安全措施是应用于平交道口的额外处理，以减少平交道口的违章事故数量。
Ahead of us there is a railroad crossing a highway at grade.
前面有一条铁路与公路平面交叉。
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