陪你上演天長地久陪你上演地老天荒
[péi nĭ shàng yăn tiān cháng dì jiŭ péi nĭ shàng yăn dì lăo tiān huāng]
'Accompanying you in playing eternal love and witnessing undying love till the end of time' suggests loyalty, commitment in a relationship. It emphasizes staying together with loved ones through long-lasting, almost timeless love stories.