tarnish
🇺🇸
/ˈtɑːrnɪʃ/
🇬🇧
/ˈtɑːnɪʃ/
To make metal lose its shine, often because of exposure to air or moisture.
If you don't clean them, your silver spoons will tarnish.
如果你不清洁它们,你的银勺子会变暗。
To make people think less highly of someone or something.
Her last project's failure tarnished her reputation.
她最后项目的失败损害了她的声誉。
A dull layer that forms on metal, making it less shiny.
The tarnish on the brass handles could be seen from a distance.
从远处就能看见黄铜把手上的锈迹。