英语词汇“roentgenium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	roentgenium
释义	roentgenium noun uncountable chemistry UK /rentˈgenium/ DEFINITIONS1 1 a chemical element that is radioactive and is produced artificially. Its symbol is Rg. Synonyms and related words Chemical elements actinium alkali metal aluminium roentgenium noun uncountable chemistry US /ˌrentˈɡiniəm/ DEFINITIONS1 1 a chemical element that is radioactive and is produced artificially. Its symbol is Rg. Synonyms and related words Chemical elements actinium alkali metal aluminum
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