hammertoe

例句：

1. 1.He had a hammertoe that made walking difficult for him.
   他有一个马蹄内翻足，走路很困难。
2. 2.The injury was caused by a hammertoe, which required surgery.
   这个伤害是由一个马蹄内翻足引起的，需要手术。
3. 3. She was advised to wear orthotics to help correct her hammertoe.
   她被建议穿矫形器来帮助纠正她的马蹄内翻足。