protanopia是什么意思

n.[医]红色盲

1. Protanopia is a color vision deficiency that affects the perception of red and green colors.
（Protanopia是一种影响对红色和绿色感知的色觉缺陷。）

2. People with protanopia may have difficulty distinguishing between red and green traffic lights.
（患有protanopia的人可能难以区分红绿交通信号灯。）

一种红色盲，是一种常见的色盲类型，患者无法区分红色和绿色。