Vagina tendinis musculi tibialis anterioris

例句：

1. 1.The vagina is a part of the female reproductive system.
   阴道是女性生殖系统的一部分。
2. 2. During childbirth, the vagina stretches and opens to allow the baby to pass through.
   分娩期间，阴道会拉伸并打开，以便婴儿通过。
3. 3. Vaginal discharge is normal during menstruation and can indicate an infection.
   月经期间的阴道分泌物是正常的，可能是感染的迹象。