多年后我依然旧心多年后我依然旧爱
[duō nián hòu wŏ yī rán jiù xīn duō nián hòu wŏ yī rán jiù ài]
'After so many years, I still have the same heart; after so many years, I still have the old love.' This conveys unwavering loyalty and enduring feelings for an ex or someone from the past.