“级数”的英语可以翻译为：[数] progression，series，number of stages，number of steps ...

“级数”的拼音为：jí shù...

如果愿意的话,我们也可用幂级数法解题.We can solve it with the power - series method if we want.无穷级数的收敛性与发散性与此概念有关.Convergence and divergence of infinite series depend upon this concept.我们可删去两项或三项之后的级数.We may cut off the series after two o...