posterior tibial muscle

例句：

1. 1.The posterior tibial muscle is responsible for the movement of the lower leg.
   后胫肌负责腿部的移动。
2. 2. During running, the posterior tibial muscle helps to propel the body forward.
   跑步时，后胫肌帮助推动身体前进。
3. 3. Athletes often work on strengthening their posterior tibial muscles during their training routines.
   运动员在训练中经常加强他们的后胫肌力量。