片语
Railway Crossing Controller踏切番
railway grade crossing guard post铁路道口标柱
highway-railway grade crossing[交]
railway crossing sign铁路道口标志
safety of railway level crossing铁路道口安全
railway y crossing铁路平交道
railway crossing bar铁路公路交叉口拦路桿
mining area railway crossing矿区铁路道口
a railway-crossing铁路交叉点