a cosmopolitan city.

For example, weddings and funerals, as well as performances, restaurants and entertainment, are not common in the underworld.

Slang was first used by beards, and those who are mainly engaged in catering and entertainment have the most contact, so they can understand it. I know one who has been engaged in circus for generations.

For example, call men Ding, women Fruit and money Chu. .......