discolours

英 [dɪsˈkʌləz]

美 [dɪsˈkʌlərz]

v.  (使)变色，退色
discolour的第三人称单数

柯林斯词典

in AM, use 美国英语用 discolor


• V-ERG (使)变色;(使)褪色
  If somethingdiscoloursor if itis discolouredby something else, its original colour changes, so that it looks unattractive.
  1. A tooth which has been hit hard may discolour...
     受过重击的牙齿可能会变色。
  2. Some oil had seeped out, discolouring the grass.
     有些油渗出来了，把草地染得变了颜色。

双语例句

• In adult hens, the main findings were abnormal shapes and discolours of ovum, obstruct of oviduct and yock peritonitis.
  成年母鸡的白痢病以卵巢变形变色以及与之相关的输卵管阻塞及卵黄性腹膜炎为特征。
• Smoking discolours the teeth.
  吸烟会使牙齿变色。
• China's wetland project could also cause social harm that discolours any environmental good.
  中国的湿地项目也可能造成社会危害，让环境收益减少。