英语词汇norpinic acid怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

　

单词	norpinic acid
释义	Definition of norpinic acid in English: norpinic acid noun Chemistry A crystalline dicarboxylic acid, C₈H₁₂O₄, existing in cis and trans isomers and differing from pinic acid in having a carboxyl group attached to the cyclobutane ring in place of a carboxymethyl group. Origin Early 20th century; earliest use found in Journal of the Chemical Society. Definition of norpinic acid in US English: norpinic acid noun Chemistry A crystalline dicarboxylic acid, C₈H₁₂O₄, existing in cis and trans isomers and differing from pinic acid in having a carboxyl group attached to the cyclobutane ring in place of a carboxymethyl group. Origin Early 20th century; earliest use found in Journal of the Chemical Society.
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英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

　

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更新时间：2025/9/30 18:02:55