ambulacral ossicles

例句：

1. 1.The ambulacral ossicles are crucial for the animal's movement.
   这些附肢骨对于动物的运动至关重要。
2. 2.Insects have a unique structure of their ambulacral ossicles.
   昆虫具有独特的附肢骨结构。
3. 3.The study of ambulacral ossicles has led to new insights into the evolution of arthropods.
   对附肢骨的研究为研究节肢动物的进化提供了新的见解。