peritheciumWiktionary 原文英美构词拆解periperi-前缀theciumthecium词干peri-surrounding · near词源说明From peri- + thecium.释义名词noun1(mycology) An ascocarp shaped like a skittle or ball, distinguished by a small pore, the ostiole, through which the spores are released one by one when ripe.同族词派生词 2