“precursor of the active ingredient”的概念、定义、翻译、参考文献-科学参考

单词	precursor of the active ingredient
释义	precursor of the active ingredient Encyclopedia 医学前体活性成分释 precursor of the active ingredient前体活性成分有些天然药物或中药中的化学成分并无生物活性，但经体内代谢后所产生的代谢产物具有很强的生物活性，即它们中的有效成分。与原生活性成分相对。
随便看	Brianchon crater Brianchon hexagon Brianchon point Brianchon theorem Brian David Josephson Brian De Palma Briand-Kellogg Pact Brian Edward Launder Brian Friel Brian Griffin Brian John Hoskins Brian Paul Schmidt Brian Williams bribe payers index bribery bribery and theft involved bribery crime of non-official servant bribes on teachers BRIC B. Richter B. Richter, 1931— brick brick carving in Feng Hui's tomb brick engravings unearthed at Southern Dynasties mausoleum of Jinjia Village brick engravings unearthed at Yuan tomb of Xifengfeng Village

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