retinulae

例句：

1. 1. The retina is the innermost layer of the eye, where light enters and images are formed.
   视网膜是眼睛的最内层，光线进入并形成图像。
2. 2. The retina contains millions of photoreceptor cells that convert light into electrical signals.
   视网膜包含数百万的感光细胞，它们将光线转化为电信号。
3. 3. In some diseases, such as age-related macular degeneration, damage to the retina can lead to vision loss.
   在某些疾病中，如老年黄斑变性，视网膜损伤可能导致视力丧失。