脱胎换骨

脱胎换骨 [tuō tāi huàn gǔ]

1. ■ be reborn -- thoroughly to remould oneself; be born again; cast off one's old self and take on a new self; create new things out of the old; get rid of one's mutual frame; make a thoroughgoing change; make new men (of them); mend one's ways and live almost as a new man; One must amend [correct] one's character in a thorough-going manner.; One must be, as it were, born again to undo the evil one has acquired; start life anew as though one were reborn; turn over a new leaf; undergo a complete [thorough] change:

脱胎换骨， 重新做人 remould oneself thoroughly and become a new man