口语学习技巧|sincerely mend one's ways 痛改前非

痛改前非，汉语成语，意思是彻底改正以前所犯的错误。可以翻译为sincerely mend ones ways或thoroughly rectify^{1 ones errors等。}

例句：

痛改前非，重新做人

sincerely mend ones ways and turn over a new leaf

他来信表明想痛改前非。

His letter bespeaks^{2 his willingness to mend his ways.}