tarnish
英：[ˈtɑ:nɪʃ] 美： [ˈtɑrnɪʃ]
tarnish 基本解释
vt.& vi.（通常指金属）（使）失去光泽，（使）变灰暗；
vt.玷污，败坏；
n.污点，瑕疵；无光泽，晦暗；
变形
复数：tarnishes过去式：tarnished过去分词：tarnished现在分词：tarnishing第三人称单数：tarnishes
英英释义
tarnish[ 'tɑ:niʃ ]
n.discoloration of metal surface caused by oxidationv.make dirty or spotty, as by exposure to air; also used metaphorically"The silver was tarnished by the long exposure to the air"
同义词：stainmaculatesullydefile
tarnish 相关例句
双语例句
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。
权威例句
Tarnish evaluation of gold-based dental alloysENHANCING SILVER TARNISH-RESISTANCEFormation and Growth of Tarnish on Evaporated Silver FilmsTarnish on the "gold standard": Understanding recent problems in forensic DNA testingOptical Constants of Silver Sulfide Tarnish Films*Application of SIMS to silver tarnish at the British MuseumObservations of onset of sulfide tarnish on gold-base alloys.Tarnish protection of silver by octadecanethiol self-assembled monolayers prepared in aqueous micellar solutionThe electrum-tarnish method for the determination of the fugacity of sulfur in laboratory sulfide systems ☆Tarnish Protection of Silver Using a Hexadecanethiol Self-Assembled Monolayer and Descriptions of Accelerated Tarnish Tests
