tarnishing
英 ['tɑ:nɪʃɪŋ] 美 ['tɑnɪʃɪŋ]

n.

（印花）白地沾色；

v.

（通常指金属）（使）失去光泽，（使）变灰暗( tarnish的现在分词 )；玷污，败坏；

英英释义

tarnish[ 'ta:niʃiŋ ]

• n.discoloration of metal surface caused by oxidation
• v.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

双语例句

1. The firm's good name was badly tarnished by the scandal.
   这件丑事玷污了公司的好名声。

权威例句

Tarnishing of Mo/Si multilayer x-ray mirrors
Rapid tarnishing of silver nanoparticles in ambient laboratory air
Tarnishing of Silver by Organic Sulfur Vapors: Rates and Film Characteristics
Reduction of silver tarnishing and protection against subsequent corrosion
Tarnishing Silver Bullets: Bt Technology Adoption, Bounded Rationality and the Outbreak of Secondary Pest Infestations in China
Shift in investment between sexually selected traits: tarnishing of the silver spoon
Protection of Silver-Based Alloys from Tarnishing by Means of Plasma-Enhanced Chemical Vapor Deposition
The formation of self-assembling membrane of hexadecane-thiol on silver to prevent the tarnishing
Machine dishwashing detergents containing an oxygen bleach and an anti-tarnishing mixture of a paraffin oil and sequestrant
Machine dishwashing composition containing oxygen bleach and paraffin oil and benzotriazole compound silver tarnishing inhibitors