Primary y colour原色
primary subtractive colour[摄] 减原色;相减合成基色
primary-colour filter原色滤色镜
primary colour field基色场
The Primary colour Laundries原色
primary colour fountain单色喷泉
primary colour words汉英三原颜色词
primary colour of light光色三原色
additive primary colour加法三原色
N-COUNT（可数名词） Primary colours are basic colours that can be mixed together to produce other colours. They are usually considered to be red, yellow, blue, and sometimes green. 原色; 基色 [usu pl]
It comes in bright primary colours that kids will love.
它的颜色都是孩子们喜爱的亮丽原色。