我把心掏给你你却嫌它脏
[wŏ bă xīn tāo jĭ nĭ nĭ què xián tā zàng]
Translates to 'I give you my heart bare yet you disdain it for its dirtiness'. Expresses the deep disappointment and pain when sincere feelings were rejected due to prejudice or misunderstanding from another party.