词根:crust = shell (外壳)
crustscean a. 甲壳纲的(动物)
词根词缀:croustico-, crousto-, crusto-, croust-, crust-; kroustico-, krousto-, kroust-, krust-
【来源及含义】Greek: to stretch; stretch out; to beat, to strike
【同源单词】procrustean rule, procrustean string, procrustean, procrusteanism, procrusteanize, Procrustes