pedestrian 跟passer-by区别?

问题描述:

pedestrian 跟passer-by区别?

pedestrian是行人的意思.马路上的行人.外国很多警示牌都用pedestrian这个词.而passer-by指的是过路人,指得是单个一个人.说个例句吧:Police asked passers-by if they had seen the accident happen.(警察询问过路...