discolour
verb /dɪsˈkʌlə(r)/
/dɪsˈkʌlər/
(US English discolor)
[intransitive, transitive]动词形式
| present simple I / you / we / they discolour | /dɪsˈkʌlə(r)/ /dɪsˈkʌlər/ |
| he / she / it discolours | /dɪsˈkʌləz/ /dɪsˈkʌlərz/ |
| past simple discoloured | /dɪsˈkʌləd/ /dɪsˈkʌlərd/ |
| past participle discoloured | /dɪsˈkʌləd/ /dɪsˈkʌlərd/ |
| -ing form discolouring | /dɪsˈkʌlərɪŋ/ /dɪsˈkʌlərɪŋ/ |
- to change colour, or to make the colour of something change, in a way that makes it look less attractive
（使）变色，退色 - Plastic tends to discolour with age.
塑料久而久之便会退色。 - discolour something The pipes were beginning to rust, discolouring the water.
管子开始生锈，水都变颜色了。
词源late Middle English: from Old French descolorer or medieval Latin discolorare, from des-, dis- (expressing reversal) + Latin colorare ‘to colour’. - Plastic tends to discolour with age.