2. Social butterfly is an industry that mainly provides companionship and entertainment, and mainly serves guests and performances. Social butterfly can be divided into two categories, one is a senior prostitute with high artistic accomplishment who doesn't "sell herself" or "sell herself" easily, also known as geisha. The other kind is prostitutes, who mainly sell themselves, but with higher grades and fees, and specialize in receiving high-class guests. This is also a euphemism for general female sex workers. Modern people are derogatory terms, used to describe a woman with means and charm, or a woman with both ability and political integrity.