ㄅㄧˇˋㄕㄨㄤshuāngㄈㄟfēi

  1. 雌雄比翼鳥特性用來比喻夫妻感情融洽萬般恩愛孤本雜劇·卓文君·》:不是妾身司馬風騷丹霄比翼雙飛泬寥。」花月痕·》:比翼雙飛。」鳳凰于飛夫唱婦隨鸞鳳和鳴

lit. a pair of birds flying close together (idiom)​, fig. two hearts beating as one, name of a sweet and sour chicken wing dish