一般就翻译成“亲爱的”，也可以翻译成“贵重的”
亲爱的，或是宝贝的，再或者是昂贵的
亲爱的昂贵的
My dearing,could you please love me one time?I will love you for my life.
Dear! Can love me again? I'll love you for ever! Until the everlasting.
