短語詞組短語ordinal l number 序數(shù)詞ordinal ordinal number ordinal numeral 序數(shù)transfinite ordinal number [數(shù)]超限序數(shù)strongly inaccessible ordinal number 強不可達序數(shù)potency of ordinal number [數(shù)]序數(shù)的勢preferential ordinal number 優(yōu)序數(shù)the related ordinal number 關(guān)聯(lián)序Borda ordinal number Borda 序數(shù)qu antity ordinal number 個數(shù)序數(shù)詞 返回 ordinal number