口秋口秋
路程 [lù chéng]course相关解释:route, tenor, road, run, path, journey, distance, leg (the part from knee to foot)例句用法:这点路程一小时足够了。An hour should suffice for the journey.从这家到那家的路程要用一小时。The journey takes about an hour, door to door.马以极快的速度跑完它的路程。The horse devoured the course before him.
南噶希先生
路程s,速度v,时间t的英文全称分别是路程s是space,但是路程一般是用distance;速度v是velocity,关于速度比较常见的单词还有speed。 时间t的话就比较多人知道了,全称是time