Runby伦比runv.跑；行驶；运转；运营；持续；蔓延；传播；竞选；遭遇；熔化；褪色；流n.路程；奔跑；趋向adj.熔化的；浇铸的；洄游的run out of steamvi.减速run at the mouthvi.流口水run after shadow[法] 捕风捉影run a university办学run invalidation运行失效run for election竞选run-down tower滑雪跳台run some errands做一些琐事，跑腿run a train line经营一条铁路线Run side by side并行设计