tarnish

'tɑ:niʃ

托福雅思GRE Collins 1

n. discoloration of metal surface caused by oxidation
v. make dirty or spotty, as by exposure to air; also used metaphorically

n. 失泽, 失泽膜, 污点
vt. 使失去光泽, 玷污
vi. 失去光泽, 被玷污

Collins 星级

18,429

BNC 频率

13,635

使用频率

tarnish 的词根是 tarn-，表示变暗、失去光泽。后缀 -ish 表示具有某种特征，合起来可以理解为“使失去光泽”。

例句

1. The silver necklace began to tarnish after being exposed to air and moisture.

银项链在接触空气和湿气后开始变暗。

2. You can remove tarnish from your jewelry with a special cleaning solution.

你可以用专门的清洁剂去除首饰上的污点。

3. Don't let the negative comments tarnish your confidence.

不要让负面评论影响你的自信。