1. 脱色：decolorization 脱色 | decolour 脱色 | decompose 分解

2. 使脱色：decolorize 使脱色 | decolour 使脱色 | decolourant 漂白剂

3. 使退色：dewater 除去水分 | decolour 使退色 | de-ink 除去污迹

4. 漂白：devalue-----------------使降值 | decolour---------------漂白 | desalt------------------除去盐分

verb

1. remove color from

e.g. The sun bleached the red shirt

Synonym: bleachbleach outdecolordecolorizedecolourizedecolorisedecolourisediscolorizediscolourisediscolorise