metamorphosis
noun [countable, uncountable]- metamorphosis (of something) (into something) (
biology 生物 the process in which an insect or an amphibian (such as a frog) changes from its young form to its adult form in two or more separate stages 变形；质变 the metamorphosis of a caterpillar into a butterfly 从毛毛虫到蝴蝶的蜕变
- metamorphosis (from something) (into something) (formal)
a process in which somebody/something changes completely into something different 变形；质变
Word Originlate Middle English: via Latin from Greek metamorphōsis, from metamorphoun ‘transform, change shape’.