any of a class of carbohydrates whose molecules contain chains of monosaccharide molecules
同义词：polyose
polysaccharide详细解释
pol.y.sac.cha.ride n.（名词）Any of a class of carbohydrates, such as starch and cellulose, consisting of a number of monosaccharides joined by glycosidic bonds.多糖，多聚糖：一类碳水化合物中的任一种，如淀粉和纤维素，由许多个由糖苷键联结的单糖构成
