It never rusts or tarnishes.

它從不生銹，也不會(huì)失去光澤。

柯林斯例句

Brass tarnishes quickly in wet weather.

天氣潮濕時(shí)黃銅很快會(huì)失去光澤.

《簡明英漢詞典》

This metal tarnishes easily.

這種金屬易變色.

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If the plate tarnishes, you can rub it up a little and bring back its shine.

如果盤子失去光澤, 你可以稍為擦試一下,使其恢復(fù)光澤.

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Also, there is no shortage of it in China, which tarnishes its allure.

而且, 中國也不缺少鋁, 這使得鋁業(yè)務(wù)失去了吸引力.

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