我把疼爱都给你你把疼痛都给我
[wŏ bă téng ài dōu jĭ nĭ nĭ bă téng tòng dōu jĭ wŏ]
Expresses a selfless relationship where one gives all their care and comfort to another person while taking on their burdens and pain, often used in the context of romantic or close familial relationships.