“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	road air pollution and prevention road asphalt roadbed roadbed of forest road roadblock road coloring problem road condition measuring instrument road congestion pricing road construction and road maintenance machinery road construction and road maintenance machinery and equipment road construction area sign road construction equipment road cross-section design road cutting machine road cycling road detection road drainage road elevation road engineering geo-logical problems road environment road evaluation road for factory and mine road freight transport road freight transport terminal road frost boiling

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。