hinge cell

例句：

1. 1.The hinge cells of the door are responsible for keeping it open and closed.
   门的铰链细胞负责保持门打开和关闭。
2. 2. The hinge cells of the joint are responsible for allowing movement in both directions.
   关节的铰链细胞负责允许在两个方向上移动。
3. 3. The hinge cells of the eye are responsible for focusing light onto the retina.
   眼睛的铰链细胞负责将光线聚焦到视网膜上。