arthrosterigmaWiktionary 原文英美构词拆解arthroarthro-前缀sterigmasterigma词干arthro-(biology, medicine) articulation = joint (as for example in arthroplasty). · (biology, medicine) articulation = speech (as for example in dysarthrophonia).词源说明From arthro- + sterigma.释义名词noun1A jointed sterigma in some lichens, made up of rows of cells from which spores are abstricted.