tuberosity of fifth metatarsal bone

例句：

1. 1.The car's bumper is adorned with a series of tuberosities.
   这辆车的保险杠上装饰着一系列结节。
2. 2.The scientist discovered a new species with distinctive tuberosities.
   科学家发现了一种具有独特结节的新物种。
3. 3. The runner's legs were adorned with tuberosities for added traction.
   赛跑者的腿部被结节装饰以增加抓地力。