Senses
比翼鸟/ 比翼鳥 legendary one-winged birds
a pair of legendary birds (also called 鹣鹣 or 蛮蛮 ) in Chinese mythology, each having only one eye and one wing, that must fly together in pairs
比翼鸟/ 比翼鳥 devoted couple
a metaphor for a deeply committed or inseparable couple
比翼鸟/ 比翼鳥 close friends
a metaphor for intimate or soul-mate-like friends