谁的新欢不是别人的旧爱谁的旧爱又成了谁的新欢
[shéi de xīn huān bù shì bié rén de jiù ài shéi de jiù ài yòu chéng le shéi de xīn huān]
'Shui De Xin Huan Bu Shi Bie Ren De Jiu Ai Shui De Jiu Ai You Cheng Le Shui De Xin Huan' means 'Whose New Flame Wasn’t Someone Else’s Ex? Whose Old Flame Became Someone Else’s New One?'. It expresses a common experience of the cycle of love and relationships, recognizing the shared nature of love and the interconnectedness between past and present partners.