跖骨

例句：

1. 1. He had to walk on his injured foot and rested on the floor for a few hours.
   他不得不用受伤的脚走路，并在地上休息了几个小时。
2. 2. The doctor examined her foot and found no fractures or breaks.
   医生检查了她的脚，发现没有骨折或断裂。
3. 3. She wore a boot on her injured foot to protect it from further injury.
   她用靴子保护她的受伤脚以免进一步受伤。