dextransucraseWiktionary 原文英美构词拆解dextrandextran词干sucrasesucrase词干词源说明From dextran + sucrase.释义名词noun1(biochemistry) An enzyme that catalyzes the chemical reaction sucrose + (1,6-alpha-D-glucosyl)n ⇌ D-fructose + (1,6-alpha-D-glucosyl)n+1.