名词
中文翻译：完全色盲
同义词：
['total blindness', 'complete color blindness']
例句：
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1.He was born with total color-blindness and could not distinguish between red and green.
他出生时就有完全色盲，无法区分红色和绿色。
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2.The man's total color-blindness made it difficult for him to recognize faces.
这个人的完全色盲使他难以识别面孔。
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3. She was surprised when she discovered that her husband had total color-blindness.
当她发现她的丈夫有完全色盲时，她感到惊讶。