About one in fifty people have some level of color vision deficiency.

五十人中有一个人拥有某种程度的 色觉不足，大多是男性，因为。

The reality is actually closer to how humans experience color-blindness, which is more accurately called " color vision deficiency" .

然而，现实更接近于人类的色盲体验，更准确地说法是“色觉辨认障碍”。