Ject对"retinal" 的正确翻译：adj. 网膜的。发音：['retinəl]。例句参考：A unit of retinal illumination, equal to the amount of light that reaches the retina through 1 square millimeter of pupil area from a surface having a brightness of 1 candela per square meter. - 光度视网膜亮度单位, 相当于每平方米有一烛光亮度的表面, 通过一平方毫米的瞳孔区域, 到达视网膜的光线数量；