N a defect of vision in which objects appear red 红视症; 色觉缺陷，视物均呈红色 [医学]
erythropsia scope红幻视检测镜
erythropsia E红视症
N（名词） a defect of vision in which objects appear red 红视症; 色觉缺陷，视物均呈红色 [医学]