runnern.赛跑的人;跑步者
runner beann.红花菜豆
runner back磨床的平卡盘,磨床托盘
runner mill回转磨石
runner bulb匍匐鳞茎
runner vane工作轮叶片,轮叶
runner band轮缘
runner ship偷渡船
runner plug浇口塞
runner boss转轮轮毂
runner seal止漏环