It never rusts or tarnishes.
它從不生銹，也不會失去光澤。
柯林斯例句
Brass tarnishes quickly in wet weather.
天氣潮濕時黃銅很快會失去光澤.
《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)務失去了吸引力.
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