你是我永远的爱你是我永久的情
[nĭ shì wŏ yŏng yuăn de ài nĭ shì wŏ yŏng jiŭ de qíng]
Translates directly as 'You are my eternal love; you are my permanent affection', it conveys a sense of unending commitment, loyalty in love or affection, suggesting the person holds this sentiment or belief very strongly toward someone else.