1.(指矿山斜井中绞车突然溜坡的事故) (of a winch) slide down (because of the snapping of the steel cable or other factors) 2.[口] (列车员随车工作) (of a train attendant) work on the train 3.(林区放运木材用车) a kind of vehicle for transporting timber in a forest zone 4.(赛车) racing bike; carriage