phacoidal structure

例句：

1. 1.The phacoidal structure of the lens is crucial for vision.
   透镜的卵形结构对视力至关重要。
2. 2. The phacoidal structure of the lens allows for precise focusing of light.
   透镜的卵形结构允许光线精确聚焦。
3. 3. The phacoidal structure of the lens helps to maintain eye health.
   透镜的卵形结构有助于维护眼部健康。