tarnish

玷污
definition
verb
silver tarnishes too easily
lose or cause to lose luster, especially as a result of exposure to air or moisture.
noun
Silver can be oxidized to give the effect of tarnish , and this coloration was popular in Europe and North America during the 19th century, when it was also produced by using sulphurs.
dullness of color; loss of brightness.
translation of 'tarnish'
verb
污蔑,
玷污,
污辱
noun
污辱
example
Although this bodes well for him, it doesn't chip away at the 'tarnish' the troubled superstar brings to professional basketball.
The metal polish comes in a bottle or pre-moistened towelettes, contains no ammonia or abrasives and removes 'tarnish' , rust, water stains, fingerprints and oxidation.
With considerable fanfare, but without any captains of industry, the president enacted a crackdown intended to take some of the 'tarnish' off the blue chips.
The polish removes light rust, 'tarnish' and carbon build-up and leaves a thin protective barrier to prevent smudges and powder fouling from sticking to the finish.
It brings a 'tarnish' , obviously, to the claims by the United States that it is the home of diversity and the haven for pluralism.
But it's nonsense to suggest that they 'tarnish' the lustre of the work that they're following.
To remove tarnish from silverware, sprinkle baking soda on a damp cloth and rub it on the silverware until 'tarnish' is gone.
lemon juice would 'tarnish' the gilded metal
Remove 'tarnish' on silver items by adding some baking soda and a small piece of aluminum foil to boiling water.
Admittedly, there's nothing wrong with her performance - it's heartfelt and appealing - but this kind of work is unlikely to remove the 'tarnish' on her reputation.
Many modern owners see the coloration as 'tarnish' and clean the surface, but it was probably intended to imitate the Japanese dark-colored alloys shibuichi and shakudo.
To him there remains plenty of time for the Spurs to get it right, to cleanse the 'tarnish' of an uneven regular season.
Well, the black stones will no longer be dug from Longannet, Scotland's last deep mine, and that fringe of gold now fears the 'tarnish' of economic inactivity and community depression.
Readers reminded us that gold, which does not 'tarnish' or corrode, is used in contacts and connectors in telephones, computers, and other electronic products.
Much of the chalcopyrite known to be from the replacement ore bodies of the Argentine vein displays either a dark gray 'tarnish' or a thin coating of another mineral.
In addition to its many uses in cooking, cream of tartar is one ingredient in an electrochemical method to remove 'tarnish' from silver jewelry and cutlery.
I held my memories like treasures in a vault and polished them well, terrified that unless I tended them daily they would disappear under the 'tarnish' of time.
Will he ask the World Economic Forum to release the tape to help clear the air and remove the unfair 'tarnish' ?
Silver can be oxidized to give the effect of 'tarnish' , and this coloration was popular in Europe and North America during the 19th century, when it was also produced by using sulphurs.
My test car didn't, and if Alfa's new German management succeeds in its aim, the lingering 'tarnish' of unreliability will finally be erased from the glamorous serpent-and-cross badge.
They help dissolve hard water deposits from shower doors, mild rust stains and soap film and remove 'tarnish' from brass and copper.
Metals 'tarnish' when their surface atoms react with gaseous substances in the air.
he was removing 'tarnish' from the candlesticks
And those who were seemingly immortal in their event, like Moses, probably have the most to lose in that being beaten will 'tarnish' the public's memories of their greatness.
Slightly battered and worn down, it was quite obvious that some of them had been reforged and repaired, judging by the varying degrees of 'tarnish' upon them.
It can 'tarnish' silverware and discolor copper and brass utensils.
Back now to the U.N. ‘oil for food’ flap and the 'tarnish' it's threatening to leave on Kofi Annan's leadership.
Store metal jewellery in resealable plastic or jewellery bags with silica-gel sachets to prevent 'tarnish' .
But that also might be a result of canny marketing: no sponsor would wish her to 'tarnish' her image by playing in - and perhaps losing - too many tournaments.
The 2cm chalcopyrite crystals are striated but quite clean, with no 'tarnish' or coating.
Credits: Google Translate