英语词汇“double bond”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	double bond
释义	WordReference Random House Unabridged Dictionary of American English © 2024 dou′ble bond′, [Chem.] Chemistrya chemical linkage consisting of two covalent bonds between two atoms of a molecule, represented in chemical formulas by two lines, two dots, or four dots, as CH₂=CH₂; CH₂:CH₂; CH₂::CH₂. 1885–90
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