What did "three obedience and four virtues" and "women's morality" mean in ancient times?

Three followers are: not married from the father, married from the husband, and the husband died from the child;

The four virtues are: female virtue, female speech, female appearance and female merit.

Modern:

Three obedience and four virtues: the wife should follow when she goes out, obey orders, and blindly follow if she is wrong; You have to wait for makeup, remember your birthday, endure beatings and abuse, and be willing to spend money.

Female virtue means that women should be overbearing and virtuous, that is, they can't do anything at home.