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单词 argon
释义
argonargon /ˈɑrgɑn/ noun [uncountable] (symbol Ar) Etymology science, chemistry a chemically inactive gas that is an element and is found in the air and is sometimes used in electric lights [Origin: 1800–1900 Greek argos lazy; because it does not react chemically]
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更新时间:2025/1/23 10:50:07