Watercolor paint can be used to color drawings or by itself.

VOA: special.2010.07.25

How about we paint our walls a red color?

把我们的墙壁刷成红色怎么样？

How about 实战 - SpeakingMax英语口语达人

Watercolor paint is color,or pigment, dissolved in water.

VOA: special.2010.07.25