念及旧情我舍弃自身放你走念及新欢狠下心抛弃你爱她
[niàn jí jiù qíng wŏ shè qì zì shēn fàng nĭ zŏu niàn jí xīn huān hĕn xià xīn pāo qì nĭ ài tā]
This means recalling past feelings made me give up my happiness to let you go, but thinking of new love made me hardheartedly leave you for her. It expresses conflicted yet resolute emotion during a breakup.