posterior marginal fracture of ankle

例句：

1. 1. He sustained aposterior marginal fracture of the ankle during afall.
   他在跌倒时摔伤了脚踝的后侧。
2. 2. The patient was treated for a posteriormarginal fracture of the ankle.
   患者因脚踝后侧骨折接受了治疗。
3. 3. The injuryrequired several weeks of rehabilitation to heal theposterior marginal fracture of the ankle.
   这个伤需要几周的时间来康复，治愈脚踝后侧骨折。