我要疼你一辈子我要爱你一辈子
[wŏ yào téng nĭ yī bèi zi wŏ yào ài nĭ yī bèi zi]
'I will care for you for a lifetime, and I will love you for a lifetime.' This demonstrates an eternal promise of both physical tenderness ('care') and emotional affection ('love') towards the beloved.