pupal cell

例句：

1. 1. The larva of the butterfly is a pupal cell.
   蝴蝶的幼虫是蛹室。
2. 2. During the pupation process, the caterpillar transforms into a pupal cell.
   在蛹化过程中，毛虫会转变为蛹室。
3. 3. The pupal cell is where the larvae develop before they emerge as adults.
   蛹室是幼虫在变成成虫之前发育的地方。