| 单词 | 视觉缺陷 |
| 释义 | 〔hemeralopia〕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〔strabismus〕A visual defect in which one eye cannot focus with the other on an objective because of imbalance of the eye muscles. Also called squint 斜视：视觉缺陷，由于眼部肌肉不均衡引起的一只眼睛不能同另一只眼睛共同盯在同一物体上的疾病 也作 squint〔myopia〕A visual defect in which distant objects appear blurred because their images are focused in front of the retina rather than on it; nearsightedness. Also called short sight 近视：一种视觉缺陷，由于它们的图象在视网膜前聚焦而不是在视网膜上，所以远处物体看起来模糊不清的 也作 short sight〔tritanopia〕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 |
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