二项: binomial级数: progression; series; number ...变量项级数: series of variable terms变项级数: series of variable terms多项级数: multinomial series反项级数: complex series缺项级数: lacunary series正项级数: positive term series; series of positive termsseries非负项级数: series of nonnegative terms二项式级数: binomial series二项式系数的级数: binomial coefficient series二项: [数学] binomial级数: [数学] progression; series; number of stages; number of steps; stage number◇级数变换 transformation of series; 级数乘法 multiplication of series; 级数解 series solution; 级数求和 summation of series; 级数相乘 multiplication of series数据项级: data item level二项式；二项的: binomial第二项: advanced bios features; hbsab; picvideo lossless jpeg codec二项的: binomial二项式: [数学] binomial expression; binomial二项树: binomial tree十二项: twelve events二项式的，二项式: binomial累级数 迭级数: iteratedseries步速，级数: pace单级数: single series低级数: harmonic progression; harmonische reihe harmonic series
