labiotenaculum

例句：

1. 1. The labiotenaculum plays a crucial role in the production of saliva.
   唇腺体在唾液的产生中起着至关重要的作用。
2. 2. The labiotenaculum is responsible for producing mucus, which helps to protect the mouth andthroat.
   唇腺体负责产生黏液，这有助于保护口腔和喉咙。
3. 3. In some species, the labiotenaculum can be modified to serve as a tool or weapon.
   在一些物种中，唇腺体可以被改造成工具或武器。