metamorphide

例句：

1. 1. The metamorphosis of the caterpillar into a butterfly is fascinating.
   毛毛虫变成蝴蝶的过程令人着迷。
2. 2. The study of metamorphosis in insects has led to many discoveries.
   昆虫的变态研究已经导致了许多发现。
3. 3.Metamorphosis is a natural process that occurs during the growth and development of many organisms.
   变态是一种自然过程，发生在许多生物的生长和发育过程中。