如果时光不记得我爱你
[rú guŏ shí guāng bù jì dé wŏ ài nĭ]
Translating to 'If time doesn't remember that I love you,' reflects the fleeting nature of time in relation to love. It can indicate regret for lost love moments that fade into oblivion as time passes, embodying a nostalgic or bittersweet sentiment.