parethoxycaineWiktionary 原文英美构词拆解parpara-前缀‘opposite (1,4) position’ethoxyethoxy词干caine-caine后缀‘local anesthetic’para-beside, alongside · between-caine(organic chemistry, pharmacology) A synthetic alkaloid used as a local anesthetic.词源说明From par(a)- (“opposite (1,4) position”) + ethoxy + -caine (“local anesthetic”).释义名词noun1(pharmacology) An anesthetic drug.