flail foot

例句：

1. 1.The horse's flail foot was a source of great strength and speed.
   这匹马的铁蹄是力量和速度的来源。
2. 2.The farmer used his flail foot to break the tough soil.
   农民用他的铁蹄来打破硬土。
3. 3. The flail foot is an essential tool for farmers in their work.
   铁蹄是农民工作中必不可少的工具。