三见柳绵飞
        
            [sān jiàn liŭ mián fēi]
        
        
            ' thrice seen willow catkins fly' draws imagery from traditional Chinese poetry or springtime. Willow fluff flying is a seasonal event in spring or early summer, often used as a romantic image or metaphor. It evokes the feeling of transient yet recurring beauty in nature, with some poetic romance and sadness intertwined.