Tuberositas ossis metatarsalis quinti

例句：

1. 1. He had to operate on his fifth metatarsal bone.
   他不得不对他的第五跖骨进行手术。
2. 2. The doctor examined the patient's foot and found a fracture in the fifth metatarsal bone.
   医生检查了患者的脚，发现第五跖骨骨折了。
3. 3. During the race, the runner's fifth metatarsal bone was injured.
   在比赛中，跑者的第五跖骨受伤了。