denticular hymen

例句：

1. 1. The dentist examined the patient's teeth and found a cavity.
   牙医检查了病人的牙齿，发现有龋洞。
2. 2. The hymen is a thin membrane that covers the vagina during marriage.
   处女膜是覆盖在婚姻期间的阴道上的一层薄膜。
3. 3. In some species, the denticular hymen can be used as a defense mechanism against predators.
   在某些物种中，齿状阴道可以作为一种防御机制来抵御捕食者。