tarnish
n. 晦暗；污渍
v. 沾污
形容词：tarnishable 过去式：tarnished 过去分词：tarnished 现在分词：tarnishing 第三人称单数：tarnishes
近义词：stain，discolor，smear，taint，dull，soil，dim，fade，sully，discolour，smudge，blot，blemish，damage，shame，harm，destroy，spoil，stigma，pollute，cloud，ruin，impute，daub，defile，maculate，
英英释义
Noun
- discoloration of metal surface caused by oxidation
Verb
- make dirty or spotty, as by exposure to air; also used metaphorically;
"The silver was tarnished by the long exposure to the air" "Her reputation was sullied after the affair with a married man"
例句
用作名词(n.)
- Moisture leads to the tarnish of the silverware.湿气使得银器毫无光泽。
- Check cutlery to make sure them free from tarnish and stain.检查餐具的清洁,保证光亮无污渍。
用作动词(v.)
- The firm's good name was badly tarnished by the scandal.这件丑事玷污了公司的好名声。
- If news of this gets out, it will tarnish his image.如果这消息传出去
- These pessimistic predictions and doubts, however, cannot tarnish facts.但预测也好、疑问也罢，终究抵挡不住事实的光芒。