n.晦暗；污渍
v.沾污
Moisture leads to the tarnish of the silverware. 湿气使得银器毫无光泽。
Check cutlery to make sure them free from tarnish and stain. 检查餐具的清洁,保证光亮无污渍。
用作动词 (v.)The firm's good name was badly tarnished by the scandal. 这件丑事玷污了公司的好名声。
If news of this gets out, it will tarnish his image. 如果这消息传出去
adj.有光泽的；未受玷污的
防锈,防失光泽,防变色
