她一定很美美到你不顾我悲
[tā yī dìng hĕn mĕi mĕi dào nĭ bù gù wŏ bēi]
'She must be so beautiful that her beauty makes you neglect my sorrow.' It expresses pain, unreciprocated love, and feelings of loneliness due to being overshadowed by someone considered more attractive.