a substance that is used to change the colour of things such as cloth or hair染料;染液- black dye黑色染料
- hair dye染发液
- natural/chemical/vegetable dyes天然/化学/植物染料
- The researchers injected a fluorescent dye into an area of a rat’s brain.研究员将一种荧光染料注射到老鼠大脑的一个区域中。
Topics Appearanceb2, Colours and Shapesb2Oxford Collocations Dictionaryadjectiveverb + dyeprepositionSee full entry Word OriginOld English dēag (noun), dēagian (verb). The noun is not recorded from Old English to the late 16th cent., when it was re-formed from the verb.