Flavin: Any of a class of organic compounds, pale yellow biological pigments that fluoresce green.黄素: 一组浅黄 、 绿萤光生物色素,在植物和动物组织中分布很广,含量少.FMN ( flavin mononucleotide ) A derivative of riboflavin that is a coenzyme in electr...
有很多新旧不一的船待售。There are many boats, new and used, for sale.橱窗里有架莱卡相机待售。There was a Leica camera for sale in the window.预计这幅画将售得两三百万英镑。The painting is expected to fetch between two and three million pounds....