变项: variable数列: progression; series; a serie ...项数: number of item; number of terms变项: [数学] variable◇变项级数 series of variable term数列: progression; series; a series of numbers arranged according to a certain rule变项;变数: variable量变项: quantitative variable二项数系: binomial number system分项数字: break-down级数的项数: number of terms in a series事项数据集: transaction data set杂项数据: miscellaneous data变项规则: variable rule变项级数: series of variable terms变项谓词: predicate of二变项函子: bifunctor发音变项: articulatory variable个体变项: individual variable类别变项: categorical variable逻辑变项: logical variable前置变项: anticedent variable社会变项: social variable谓词变项: predicate variable效标变项: criterion variable预测变项: predictor variable