Noun:
-
impairment of the sense of sight
- A visual defect characterized by the inability to discern blue and yellow.
蓝色盲,第三原色盲具有不能区分黄色和蓝色的视觉缺陷
- A visual defect characterized by the inability to see as clearly in bright light as in dim light.
昼盲(症)一种视觉缺陷,其特点是在明亮的光线中和在阴暗的光线里一样无法看清东西