grade crossing
noun [ C ] US uk/ˈɡreɪd ˌkrɒs.ɪŋ/ us/ˈɡreɪd ˌkrɑː.sɪŋ/ (UK level crossing)
（铁路与公路的）平面交叉路口
a place where a railway and a road cross each other, usually with gates that stop the traffic while a train goes past
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