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

单词	chalcogen
释义	chal·co·gen \ˈkalkəjən, -ˌjen\ noun (-s) Etymology: International Scientific Vocabulary chalc- + -gen : any of the four elements oxygen, sulfur, selenium, and tellurium forming part of group VI of the periodic table
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