corrosive tarnishing防银腐蚀变色
tarnishing action失泽作用
copper tarnishing铜材变色
tarnishing test光泽退化试验
tarnishing reaction造模反应
Profound tarnishing深刻失去光泽;深刻玷污;深刻变色
tarnishing preparation for metal金属防锈制剂
resistant to sulfide tarnishing翻译;抗硫蚀
tarnishing corrosion inhibitors防银变色
V-T（及物动词） If you say that something tarnishes someone's reputation or image, you mean that it causes people to have a worse opinion of them than they would otherwise have had. 玷污; 损坏 (名声或形象)
The affair could tarnish the reputation of the senator.
这一事件可能有损那位参议员的名声。
ADJ（形容词） tarnished 受玷污了的; 受损了的
He says he wants to improve the tarnished image of his country.
他说想改善他的国家已受损的形象。
V-T/V-I（及物动词/不及物动词） If a metal tarnishes or if something tarnishes it, it becomes stained and loses its brightness. 玷污; 变得有污迹
It never rusts or tarnishes.
它从不生锈，也没有污迹。