[建] 着色剂，色料

1. 色料：4 固有色 Propor Color | 5 色料 Coloring Material | 6 色觉三色学说 Three-Component Theary

2. 有色成分：染料dye | 有色成分coloring material | 吡喃葡萄糖glucopyranose

3. 着色物质：染料 dye | 着色物质 coloring material | 灰分 ash

noun

1. any material used for its color

e.g. she used a different color for the trim

Synonym: colouring materialcolorcolour