英文翻译：“我只知道，他失去你这么好的女孩，他会后悔终身！”

All I know is that you lose such a good girl, he would regret it for life

I only know if he loses a nice girl like you, he will regret for his entire life.

All I know is that if he loses such a good girl like you, he will regret it for life .

All what I know is he'll be regret for the rest of his life for losing such a nice girl like you.

ALL I know is that he will regret for the rest of his life if he loses a girl like you.

My knows he loses your so good girl, he will regret life long!