n.dichromacy characterized by a lowered sensitivity to green light resulting in an inability to distinguish green and purplish-red
同义词：Daltonismgreen-blindness
英汉双解大词典
deuteranopia/ˌdjuːtərəˈnəʊpɪə/
1.
N（名词）
a form of colour blindness in which there is a tendency to confuse blues and greens, and greens and reds, and in which sensitivity to green is reduced 绿色盲