discoloration

dis,kʌlә'reiʃәn

英文释义

n. the act of changing the natural color of something by making it duller or dingier or unnatural or faded

中文翻译

n. 变色, 污染

33,759
BNC 频率
21,323
使用频率

记忆技巧

discoloration 可以拆分为三个部分:前缀 dis-(表示否定或相反),词根 color(颜色),后缀 -ation(表示动作或状态)。整体意思是“颜色的改变或褪色”。

例句

1. The shirt has a discoloration from being washed in hot water.
这件衬衫因为热水洗涤而出现了褪色。
2. The artist noticed a discoloration in the painting after a few years.
艺术家发现这幅画在几年后出现了变色。
3. To prevent discoloration, store fruits in a cool place.
为了防止变色,把水果放在阴凉的地方储存。

学习工具