| 单词 | discolouration |
| 释义 | discolouration (once / 118194 pages) n WORD FAMILY discolouration: discolourations+/colour: colouration, coloured, colourful, colouring, colourise, colourize, colourless, colours, decolour, discolour, multi-colour, multicolour/colouration: colourations, discolouration/coloured: bicoloured, multi-coloured, multicoloured, self-coloured, uncoloured/colourful: colourfully/colouring: colourings/colourise: decolourise, discolourise/colourize: decolourize/colourless: colourlessly, colourlessness/decolour: decoloured/decolourise: decolourised, decolourising/discolour: discoloured, discolouring, discolours USAGE EXAMPLESThe Smithsonian National Museum of American History had launched a campaign to save the famous shoes from deterioration and discolouration. BBC(Oct 24, 2016) The ancient bones are a dark reddish-brown, the discolouration brought on by age, or perhaps from the uptake of iron leached from nearby artefacts. The Guardian(Sep 19, 2016) "As a result the pH level of the water was outside the usual range, causing the discolouration." Reuters(Aug 10, 2016) 1n a soiled or discolored appearance Syn|Hypo|Hyper discoloration, stain scorch a discoloration caused by heat bloodstaina discoloration caused by blood iron mold, iron moulda spot caused the staining with rust or ink mud staina stain produced by mud oil staina stain produced by oil tarnishdiscoloration of metal surface caused by oxidation appearance, visual aspect outward or visible aspect of a person or thing 2n the act of changing the natural color of something by making it duller or dingier or unnatural or faded Syn|Hyper discoloration change of color an act that changes the light that something reflects |
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