demospongeWiktionary 原文英美词源链古希腊语Ancient Greek约前 1500–前 300 年δῆμος‘common people’↓ 派生英语Englishdemosponge词源说明From Ancient Greek δῆμος (dêmos, “common people”) + sponge, a partial calque of translingual Demospongiae.释义名词noun1(zoology) A sponge of the class Demospongiae, having skeletons made of spongin fibers. [from 19th c.]