我的笑颜只为你倾城
[wŏ de xiào yán zhĭ wéi nĭ qīng chéng]
This means My Smile Is Only For You That Could Dazzle An Entire City. It conveys exclusive adoration and affection towards a specific person, implying they possess overwhelming charm or beauty that can capture the narrator’s heart entirely; so much so, they wish their smile were beautiful enough to enchant everyone.