fenestellid

例句：

1. 1.The fenestellid structure is a unique design that has never been seen before.
   这种独特的结构设计前所未有。
2. 2. The fenestellid was used in ancient times to protect ships from storms.
   这种结构在古代被用来保护船只免受风暴的侵袭。
3. 3.The fenestellid is a fascinating example of how nature can create structures that are both functional and aesthetically pleasing.
   这种结构是自然界如何创造既实用又美观的结构的一个引人入胜的例子。