2 sentences for 项 (xiàng — mathematical term)

1. 这个代数式由三个项组成。

   zhè​gè dài​shù​shì yóu sān gè xiàng zǔ​chéng.

   This algebraic expression consists of three terms.

   Source: Dong Chinese Dictionary

2. 一个二次方程的最高项次数是二。

   yī​gè èr​cì fāng​chéng de zuì gāo xiàng cì​shù shì èr.

   The highest degree of a quadratic equation is two.

   Source: Dong Chinese Dictionary