runner-at-tached boot

例句：

1. 1.I need to buy a new pair of running shoes for my next marathon.
   我需要为我的下一场马拉松买一双新的跑鞋。
2. 2. The runner-at-tached boot is comfortable and durable.
   这双跑鞋既舒适又耐用。
3. 3.He ran around the track in his runner-at-tached boots.
   他穿着跑鞋在跑道上跑圈。