许我一笔一墨绘你倾城容颜
[xŭ wŏ yī bĭ yī mò huì nĭ qīng chéng róng yán]
'Allow Me to Use Pen and Ink to Paint Your Dazzling Beauty' - it portrays a romantic gesture wherein someone wants to draw another person's extraordinary beauty. This may also imply deep admiration towards them.