你说富贵荣华许我十里桃花
[nĭ shuō fù guì róng huá xŭ wŏ shí lĭ táo huā]
It refers to promises of a beautiful and wealthy life together ('富贵荣华'), and the romantic imagery 'ten-mile peach blossom' is used as an idyllic picture in ancient Chinese culture, depicting a perfect, picturesque scenery where peach trees are blooming along the road.