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

单词	usnic acid
释义	us·nic acid \ˈəsnik-\ noun Etymology: New Latin Usnea + English -ic : a yellow crystalline antibiotic C₁₈H₁₆O₇ that is a heterocyclic keto phenol related to dibenzo-furan and is obtained from various lichens (as of the genera Usnea and Parmelia)
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