变量: variable; variable quantity; ...的: 4次方是 The fourth power of 2 i ...像: likeness; portrait; picture变量的: variable; variational变量的比例: scaling of variables变量的变换: transformation on variables变量的范围: range of variables变量的分组: grouping of variables变量的更换: change of the variable; transformation of the variable变量的归并: aggregation of variables变量的均分: dichotomy of variables变量的类型: type of variables变量的离差: spread of the variables变量的筛选: screening of variables变量的生成: generation of a variable变量的时限: timing of variables变量的域: scope of variable单变量的: monovariant; univariant; univariate多变量的: multivariable二变量的: bivariate二元变量的: bivariate换元；变量的换: change of variable双变量的: bivariant; bivariate; divariant准变量的: quasivariable变量的标准化: standardization of variables
