A shoe in which to run for sport or exercise, especially one with a durable insole for support and comfort, a soft padded collar for reduced friction, and a resilient outer sole for cushioning and absorbing shock.跑鞋：运动或锻炼时所穿的鞋，尤反映具有耐穿的用于支撑，且较舒服的内鞋底，用于减小摩擦的柔软的带垫的项圈和用于缓冲的吸收碰撞的有弹性的外部鞋底的那种跑鞋