toroidalWiktionary 原文/təˈrɔɪdəl/构词拆解toroidtoroid词干al-al后缀-alOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also. · Forming nouns, especially of verbal action.词源说明toroid + -al释义形容词adjective1Having the shape of a torus or toroid.同族词派生词 8atoroidal·microtoroidal·toroidal polyhedron·nontoroidal·