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colouring matter ['kʌlərɪŋ mætə]
agric. 色素{显技}
chem. 有色物〔质〕; 着色剂; 染〔颜〕料; 色料
exhib. 色素
tech. 颜料; 产色物质; 染料
colouring matter
: 15 phrases in 4 subjects
Agriculture1
Animal husbandry2
Plastics2
Technology10