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单词 chromium
释义 chromium n[U] metallic chemical element used in making alloys (such as stainless steel) and as a shiny protective coating on other metals 铬     chromium plating, eg on a car bumper 镀铬(如在汽车保险杠上)     chromium-plated 镀铬的. =>App 10 见附录10.
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更新时间:2024/10/5 8:37:47