Wei JiaYi's flower love a butterfly expresses the meaning of what?

Wei Jia Yi's flowers love a butterfly expresses the love of men and women entangled but ultimately become the most familiar strangers heartbreaking sad love song. According to the query related public information, flowers love a butterfly from Wei Jia Yi singer, she was born in Lanzhou City, Gansu Province, Chinese mainland female singer, graduated from the Technical University of Dresden, Germany. Representative works of "Meng's bowl", "forget the river", "ninety-nine steps back".