能否许我一生我愿许你一世
[néng fŏu xŭ wŏ yī shēng wŏ yuàn xŭ nĭ yī shì]
Romantically asking 'Can you grant me a lifetime if I offer you a whole life?' expressing mutual dedication in long-term commitments. It showcases the desire for reciprocated unconditional love spanning a lifetime.