tarnish

tarnishtarnishD.J.:[ˈtɑ:niʃ]K.K.:[ˈtɑrnɪʃ]vt. & vi.1.■(通常指金属)(使)失去光泽Brass tarnishes quickly in wet weather.天气潮湿时黄铜很快会失去光泽。vt.1.■玷污, 败坏His bad behaviour has tarnished the good name of the school.他行为不轨, 败坏了学校的声誉。n.1.■污点, 瑕疵, 无光泽Moisture leads to the tarnish of the silverware.湿气使得银器毫无光泽。

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tarnish['tɑ:niʃ]vt.1.■使(金属表面)失去光泽；使变灰暗：Salt tarnishes silver.盐可使银失去光泽。2.■玷污，毁坏，糟蹋(名誉等)：The political scandal tarnished the reputation of the president.这起政治丑闻败坏了总统的名誉。3.■使损坏；使低劣：to tarnish one's memory使丧失记忆vi.1.■失去光泽；变灰暗：The silver spoon tarnished.银匙失去光泽了。2.■被玷污；(威信等)降低：His reputation has tarnished in literary circles.他在文学界的声望已经下降了。n.1.■(金属表面的)无光泽；晦暗2.■失泽的外表3.■污点；瑕疵

tarnishtarnish[ˈtɑ:niʃ]vt., vi.1.■(使)失去光译, (使)变灰暗2.■(使)生锈3.■玷污, 败坏(名誉等)His reputation was tarnished.他的声誉受到玷污。

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词性变化tarnish[ˈtɑ:niʃ]n.1.■晦暗, 无光泽, 表面变色; 污点, 锈蚀, 生锈tarnish film锈[氧化]膜

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继承用法tarnish-proofadj.1.■不失去光泽的, 不变色的tarnish-resistantadj.1.■不生锈的, 不变色的tarnishableadj.tarnishedadj.