an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA
polymerase详细解释
pol.y.mer.ase n.（名词）Any of various enzymes that catalyze the formation of polynucleotides of DNA or RNA using an existing strand of DNA or RNA as a template.聚合酶：一种催化脱氧核糖核酸或核糖核酸的多聚核苷酸生成的酶，它利用一段既成的脱氧核糖核酸或核糖核酸作为核酸的模子
