玫瑰花的微笑百合花的忧伤
[méi guī huā de wēi xiào băi hé huā de yōu shāng]
Translates into 'The Rose's Smile and the Lily's Sorrow.' A poetic phrase describing roses as cheerful or romantic (often associated with smiles and positive emotions) while lilies symbolize grief or sorrowful events. Hence, the username depicts contrasting yet deeply felt human experiences through flower metaphors.