不是永久请别爱我爱你直到天长地久
[bù shì yŏng jiŭ qĭng bié ài wŏ ài nĭ zhí dào tiān zhăng dì jiŭ]
'If Not Forever, Don’t Fall In Love With Me. I Love You Until Forever.' It reflects a desire for long-lasting, committed relationships, emphasizing the sincerity of feelings.