running-water community [生物學]流水群集running-track n.跑道running-shoes n.跑鞋running-out period [土木建築工程]運行結束期running-out n.慣性運動running-on 套羅口running-mate 競選夥伴running-light current 空載電流running-light 空載運行running-in period [機][車輛] 磨郃期 跑郃期 走郃期running-in n. [機][車輛] 磨郃（等於breaking-in，wearing-in）；試運轉；慎行；配研running-idle 空轉running-hand calligraghy style [藝術學]行草書風running-down of business [經濟學]縮減業(yè)務running-down clause [交通運輸工程]船舶碰撞條款running-board n.(汽車等車輛的)腳踏板running water n. 自來水；活水running up running to stand still running title