In the book, there is a beautiful woman. This is an idiom that often appears in novels. It means that there are beautiful women in the book. This idiom originated from a poem in the Tang Dynasty poet Li Bai's " The wine will enter ":" There is a golden house in the book, and there is a jade in the book." It meant that studying could give one wealth and talent, as well as a beautiful wife. This idiom was later widely used to describe the great wisdom and power contained in books, which could bring endless enlightenment and help to people.