楼主,你好! 这句话的意思是:他们每天在一条繁忙的高速公路旁坐2个小时。 英语中与公路有关的常用词汇如下: 公路:highway,highroad,motor way,motorway 公路桥:highway bridge 公路运输:road transport 公路容量:highway capacity 高速公路:superhighway,expressway,freeway 干线公路:arterial highway,mainline highway 支线公路:feeder road 简易公路:hasty road,simply-built highway 环行公路:ring road,belt road 高架公路:overhead highway 盘山公路:sky way 双车道公路:two-lane highway 四车道公路:four-lane highway 平面交叉公路:grade crossing highway 立体交叉公路:grade separation highway 路面:road service,pavement 路基:subgrade,foundation 路口:road junction 路段:section 路堤:road embankment 路牌:guide board 路标:guide post 路灯:road lamp 护栏:guard rail 上坡路:uphill road 下坡路:downhill road 十字路:crisscross street 十字路口:crossroads 丁字路:T-shaped road junction 之形路:zigzag route 快车道:fast traffic lane 慢车道:slow traffic lane 避车道:turnout lane 变速车道:speed change lane 祝好! 羊羊