爱你到白发苍苍爱你到皮黄面皱
[ài nĭ dào bái fā cāng cāng ài nĭ dào pí huáng miàn zhòu]
'爱你到白发苍苍爱你到皮黄面皱' can be translated into 'Love you until our hair turns white and your skin turns wrinkled.' The phrase signifies a lasting, unconditional love that lasts forever, even as they grow old together.