exceptionalWiktionary 原文中文来自 ECDICTadj.例外的，异常的，特别的构词拆分exception词根/词干+-al后缀Of 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From exception + -al.释义（英文）形容词 AdjectiveForming an exception; not ordinary; uncommon; rare.Better than the average; superior due to exception or rarity.(geometry) Corresponding to something of lower dimension under a birational