Humans have trichromatic vision, meaning we have three cone cells in our retinas, each which are sensitive to different wavelengths of light: blue, green or red.

人类具有三色视觉，这我们的视网膜有三锥形细，细对不同波长的光敏感：分别是蓝色，绿色或红色。

Humans have trichromatic vision, meaning we have three cone cells in our retinas, each which are sensitive to different wavelengths of light; blue, green or red.

人类具有三色视觉， 这我们的视网膜有三视锥细，视锥细对不同波长的光敏感； 蓝色、绿色或红色。