n. 色素； 颜料

v. 把 ... 加颜色； 变色

This pigment is a good common food additive. 该色素是稳定性好的食品添加剂。

How is retinal pigment denaturation treated? 视网膜色素变性怎样治疗？

The primary white pigment is titanium dioxide. 最重要的白色颜料是二氧化钛。

Of course, pigment is not the only part of a fresco. 当然，颜料还不是画面的全部。

You just expand or shrink the millions of pigment cells or chromatophores in your skin to instantly change color. 你只需要展开或收缩你皮肤里的上百万个色素细胞或色素体就可以立即变色。