circumscribeWiktionary 原文中文来自 ECDICTvt.在...周围画线，限制构词拆分circum-前缀around, surrounding+scribe词根/词干演变路径（由近及远）英语源自 ←拉丁语 circumscrībō原始词根原始印欧语 *(s)kreybʰ-词源说明From Latin circumscrībō, from circum (“around”) + scrībō (“write”). By surface analysis, circum- + scribe.释义（英文）动词 VerbTo draw a line around; to encircle.To limit narrowly; to restrict.(geometry) To draw the smallest circle or higher-dimensional sphere that has (a polyhedron, polygon, etc.) in its interior.词族