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

methylene

/ˈmɛθɪliːn

noun [as modifier] Chemistry

Of or denoting the divalent radical or group —CH₂—, derived from methane by loss of two hydrogen atoms: methylene chloride...

Your body changes some inhaled methylene chloride to carbon monoxide.
The formation of conjugated dienes occurs when free radicals attack the hydrogens of methylene groups separating double bonds and leading to a rearrangement of the bonds.
Paint and other materials that are not soluble in degreasing solvents may require the use of methylene chloride, alkaline cleaners, or special proprietary compounds.

Mid 19th century: from French méthylène (formed irregularly from Greek methu 'wine' + hulē 'wood') + -ene.

单词	methylene
释义	methylene /ˈmɛθɪliːn / noun [as modifier] Chemistry Of or denoting the divalent radical or group —CH₂—, derived from methane by loss of two hydrogen atoms: methylene chloride... Your body changes some inhaled methylene chloride to carbon monoxide. The formation of conjugated dienes occurs when free radicals attack the hydrogens of methylene groups separating double bonds and leading to a rearrangement of the bonds. Paint and other materials that are not soluble in degreasing solvents may require the use of methylene chloride, alkaline cleaners, or special proprietary compounds. Origin Mid 19th century: from French méthylène (formed irregularly from Greek methu 'wine' + hulē 'wood') + -ene.
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