metamorphose
verb [ I ] formal uk/ˌmet.əˈmɔː.fəʊz/ us/ˌmet̬.əˈmɔːr.foʊz/
彻底改变，脱胎换骨
to change into a completely different form or type
The awkward boy I knew had metamorphosed into a tall, confident man. 我所认识的那个笨拙男孩已经脱胎换骨，变成了一个高大自信的男人。
Synonyms: change (BECOME DIFFERENT)transformtransmogrify turn (someone/something) into someone/something