vaginae

例句：

1. 1.The doctor examined the vagina for any signs of infection.
   医生检查了阴道是否有感染的迹象。
2. 2. She was having difficulty with her vagina and decided to consult a gynecologist.
   她对阴道感到困难，决定咨询妇科医生。
3. 3.The vagina is an important part of the female reproductive system.
   阴道是女性生殖系统的重要组成部分。