a substance added to something in small quantities, typically so as to improve or preserve it
添加剂
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many foods contain chemical additives .许多食物含有化学添加剂。
characterized by, relating to, or produced by addition
累积的,添加的
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an additive process. 加成过程。
〈技〉 (与)叠加色(有关)的。
"late 17th cent. (as an adjective): from late Latin