革ㄍㄜˊ面ㄇㄧㄢˋ洗ㄒㄧˇ心ㄒㄧㄣgémiàn‑xǐxīn

  1. 比喻痛改前非，重新做人。也作「洗心革面」。例 「他決心革面洗心，痛改前非」。

英lit. to renew one's face and wash one's heart (idiom)​; to repent sincerely and mend one's mistaken ways, to turn over a new leaf