imperforateWiktionary 原文英美构词拆解imim-前缀perforateperforate词干im-Expressing negation; not.词源说明From im- + perforate.释义形容词adjective1Not perforated.名词noun1(philately) A postage stamp that has not been perforated.同族词派生词 1subimperforate相关词 2