chromatophile

例句：

1. 1. He was a chromatophile, unable to distinguish between different colors.
   他是个色盲，无法区分不同的颜色。
2. 2. The chromatophile's ability to see colors is severely limited.
   这位色盲的人看颜色的能力严重受限。
3. 3. Chromatophiles are rare and can only be identified through genetic testing.
   色盲者非常罕见，只能通过基因测试来识别。