polyribonucleotideWiktionary 原文英美构词拆解polypoly-前缀ribonucleotideribonucleotide词干poly-many · polymer词源说明From poly- + ribonucleotide.释义名词noun1(biochemistry) A biological macromolecule consisting of multiple ribonucleotides同族词相关词 1polyribonucleotidyl