What does it mean to say that girls have three faces?

Dan plays a female role and is generally handsome, and:

Tsing Yi (also known as Zheng Dan, adult female, mainly singing)

Hua Dan (young woman, singing, reading and doing are all important)

Beijing opera blues (a woman who can kill the enemy at once)

Wu Dan (a woman who walks the Jianghu and has strong martial arts)

Lao Dan (elderly female)

Ugliness, also known as "little face" or "three faces", is different from the whole facial makeup used for clean lines, and only powder blocks in the shape of "jujube pit", "steamed bread" and "tofu block" are applied between the nose. Ugly lines include:

Wen Chou (divided into square towel ugliness, robe ugliness, old ugliness, tea ugliness, and also played Cai Dan and women)

Wu Chou (also known as mouth jump, good at jumping, reading Jing Bai)