character sum

• 特征和

character sum的用法和样例：

例句

1. Results It gives several identities on the character sums of polynomials.
   结果得出了几个关于多项式特征和的恒等式。
2. Diversity of civilization is a basic character and progressive source of human society.
   文明的多样性是人类社会的基本特征和进步源泉。