Mathematics A variable whose value determines the value of other variables.【数学】 自变量:决定其它变量数值的变量就是自变量
Statistics A manipulated variable in an experiment or a study whose presence or degree determines the change in the dependent variable.【统计学】 自变量:实验或研究中某个可操纵的变量,其存在及值决定其它因变量的变化