transpolyisopreneWiktionary 原文英美构词拆解transtrans-前缀polyisoprenepolyisoprene词干trans-Extending across, through, or over. · To or on the other side of, beyond; outside of.词源说明From trans- + polyisoprene.释义名词noun1(organic chemistry) A trans isomer of polyisoprene