How to tell the difference between a virgin and a non-virgin. It is best to talk about all the specific Fang Meidang Ran Xia Bao

A virgin means that she has not had sexual intercourse with a man, that is, genital penetration or contact that can damage the hymen. A virgin is biologically defined as a woman who has not had sexual intercourse or sexual contact with a man. Sexual contact here includes kissing, touching, etc. From the perspective of biological species inheritance. If she had been ejaculated inside by another man. Then the man's sperm will remain in her vagina forever, which will affect the purity of the species. In addition, her vagina has been fucked by other men. The purity of the object has been lost. When you go in again, you will already have the second recommendation or several recommendations. All substances are highly recommended. From the recommendation, it is easy to get sick and reduce production. The same principle applies to people.