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

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

单词	ulmic acid
释义	ulmic acid ulmic acid [′əl·mik ′as·əd] (geology) ulmin
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