追踪者

table runner───长方桌巾

tree runner───n.小䴓

table runners───长方桌巾

base runner───跑垒员

drug runner───运毒者

front runner───n.（赛跑或竞赛中）最可能获胜者，领先者

racerunner───n.鞭尾蜥（产于南美和北美）

rat-runner───捕鼠者

road runner───n.（中美、北美产）走鹃

Re-choose your shoes. Low-top running shoes may be perfect for an indoor track, but once you start hitting dirt trails and rocky pathways, you'll need the support of a trail-runner.───慎重选择你的鞋子，低跟的跑鞋在室内的跑道上是很棒的，但一旦你开始要在比较脏的路上或者有小石子的路上跑步，你需要一双trail - runner的鞋子。

however, need to be an experienced trail runner and must be sufficiently skilled and trained to undertake the event.───然而，参赛者应为有经验的野外跑手，其技术和训练水平足以应付赛事。

You should wear trail shoes if you are a runner who frequently runs off-road, and are looking for rugged shoes with great outsole traction and some weather - and water-resistant qualities.───如果你经常在野外活动，需要鞋底有良好的抓地性能，并能应对恶劣天气以及防水，那么你应该选择健行鞋。