cusp form

例句：

1. 1. The growthplate at the end of the femuris a critical site for bone development.
   股骨的生长板是骨骼发育的关键部位。
2. 2.The epiphyseal cartilageis responsible for absorbing shock during runningand jumping.
   软骨在跑步和跳跃时吸收冲击。
3. 3. The epiphyseal growthplate is where the growth of the longbones occurs.
   长骨的生长发生在骨骺端。