metamorphosis [ˌmɛtəˈmɔːfəsɪs, ˌmɛtəmɔːˈfəʊsɪs] (pl. metamorphoses -siːz)
[mass noun](Zoology)(in an insect or amphibian) the process of transformation from an immature form to an adult form in two or more distinct stages (动)(昆虫或两栖动物的)变态 ■a change of the form or nature of a thing or person into a completely different one (人或物的)变形;变质 his metamorphosis from presidential candidate to talk-show host. 他从总统候选人到访谈节目主持人的大转变。
语源
late Middle English: via Latin from Greek metamorphōsis, from metamorphoun 'transform, change shape'