视网膜炎色斑是一种可以引起视力丧失的疾病，也就是图像受体细胞退化，最终丧失功能。
Retinitis pigmentosa is a disease that causes progressive loss of vision, as the photoreceptor cells degenerate, and eventually die.
视觉症状包括看灯光时出现色圈、视力模糊及眼睛红肿。
Visual symptoms include seeing colored halos around lights, blurred vision, and ocular redness.
光明从屋中散去，法师的眼睛从琥珀色转成了亮红色，视力也随之换为热感视觉。
All light fled the room, and the wizard's eyes changed from amber to brilliant red as his vision slipped into the heat-reading spectrum.
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