好可惜我们回不去好可惜终于失去你
[hăo kĕ xī wŏ men huí bù qù hăo kĕ xī zhōng yú shī qù nĭ]
It's such a pity we can't go back, it's such a pity that I finally lost you. It reflects on regretful moments of lost love, longing for what used to be and lamenting irreparable breakups.