tarnishing

英 [ˈtɑːnɪʃɪŋ]

美 [ˈtɑːrnɪʃɪŋ]

v.  (使)失去光泽，暗淡; 玷污，败坏，损坏(名声等)
tarnish的现在分词

计算机化学

柯林斯词典

• VERB 玷污，败坏，损害(名誉或形象)
  If you say that somethingtarnishessomeone's reputation or image, you mean that it causes people to have a worse opinion of them than they would otherwise have had.
  1. The affair could tarnish the reputation of the prime minister...
     这一事件可能有损首相的名誉。
  2. His image was tarnished by the savings and loan scandal.
     他的形象因为那桩储蓄信贷丑闻而受损。
• V-ERG (使)有污迹;(使)失去光泽;(使)变暗淡
  If a metaltarnishesor if somethingtarnishesit, it becomes stained and loses its brightness.
  1. It never rusts or tarnishes...
     它从不生锈，也不会失去光泽。
  2. Wear cotton gloves when cleaning silver, because the acid in your skin can tarnish the metal.
     清洁银器时要戴上棉手套，因为你皮肤里的酸性物质会使它失去光泽。
• N-UNCOUNT 锈斑;污点
  Tarnishis a substance which forms of the surface of some metals and which stains them or causes them to lose their brightness.
  1. The tarnish lay thick on the inside of the ring.
     戒指内侧有一层厚厚的锈斑。

双语例句

• Implantation of Cr and Ta markedly improves the tarnishing resistance of copper, Xe implantation gives a small improvement and Ar implantation has no effect.
  结果表明，Cr、Ta离子注入显著地提高了铜的抗失泽能力，Xe离子注入效果较小，而Ar离子注入无改进效果。
• Polishing can reduce the surface roughness of silver flan, but the polishing affected layer and residual polishing agent accelerate the formation of corrosion battery, which results the acceleration of silver tarnishing.
  抛光能降低银的表面粗糙度，但是抛光过程中形成的加工变质层和残留抛光剂加速了腐蚀原电池的形成，使银币的腐蚀变色速度加快。
• Development of Coating Preventing High Temperature Tarnishing of Stainless Steel in Reducing Atmosphere
  防止不锈钢还原气氛高温变色镀层的研制
• Rapes of Indian women and foreign visitors have dented India's reputation abroad, tarnishing the image of the South Asian nation as a tourist destination.
  印度妇女及外国旅客遭强奸事件的发生，使印度的国际声誉大受冲击，给这一南亚旅游胜地的形象抹上了污点。
• Mechanism of Tarnishing of Silver Coatings Caused by Illumination and Na, S Treatment
  银层光照和Na2S处理致变色的机理
• The effect of ion implantation on the tarnishing resistance of copper
  离子注入对铜失泽行为的影响
• The surface modification methods for preventing silver products from tarnishing were summarized, such as surface passivation, surface plating and surface coating.
  概述了防止银产品变色的表面改性方法：表面钝化、表面镀膜和表面涂膜，并着重介绍了表面涂膜法。
• Tarnishing Mechanism and Anti-tarnishing Techniques of Copper and Brass Coins
  铜质币腐蚀变色机理及抗变色工艺研究
• Silver Tarnishing and its Preventing Technique
  银器的变色和防护技术
• Mechanism of Tarnishing of Silver Plated Wares and Strategy to Prevent It
  镀银件腐蚀变色机理及防变色方法