# alkaloid ##### 词义 - 英：/ˈælkəlɔɪd/； 美：/ˈælkəlɔɪd/ - #词性/n 生物碱 ##### 例句 - Genetic analysis of total nitrogen and alkaloid content in tobacco leaves - 烟草叶片中全氮含量及生物碱含量的遗传分析 - Optimization of Alkaloid Extraction from Lotus Leaves by Response Surface Method - 荷叶生物碱提取工艺响应曲面优化研究 - Results showed that alkaloid content in cells was much lower than that in plant . - 结果表明岩黄连细胞中生物碱含量低于植株中生物碱含量。