Please wipe the tarnish off the brass door handles before the client visit tomorrow.

明天客戶來訪前，請把黃銅門把上的變色擦掉。

The shipment of silver trays arrived with visible tarnish, so we requested a replacement.

這批銀托盤送達時有明顯的變色，所以我們要求換貨。

Our hotel staff use a special cloth to remove tarnish from the lobby fixtures.

我們飯店員工用特製布料清除大廳金屬裝置上的鏽斑。