nitro-sugars硝化: nitrify; nitrification; nitr ...氨基糖类: amino sugars; aminosaccharide糖类: carbohydrate,saccharide,sugar; glucide; saccharides; sugars单糖类: monosaccharides多糖类: polyose; polysaccharide; polysaccharose下载手机词典可随时随地查词查翻译