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，意味着我们的网膜有三个锥形，每个不同波长的光敏感：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， 意味着我们的网膜有三个锥，每个锥不同波长的光敏感； 蓝色、绿色或红色。