What is the meaning of "butterfly dance" in calligraphy?

Hua Die-China, people call those beautiful women who have certain behaviors in daily life China, and wandering-erratic, dancing-dancing-is extended to instability, while the traditional culture of China requires women to be dignified. Putting these words together is a mockery of the calligraphy itself on the character of the book seeker. At first glance, these four words seem very good to people who have no brains and can't think. Carefully analyze the implied meaning.