A polymer is a chemical compound with large molecules made of many smaller molecules of the same kind. Some polymers exist naturally and others are produced in laboratories and factories.
英汉词典释义
n.
<化>聚合物(体)
Proteins and DNA are polymers.蛋白质和脱氧核糖核酸都是聚合体。
英英词典释义
Noun
1. a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers