方程 (fāng chéng) — equation

Definition

Examples

• 我们需要解这个方程。
  Wǒ men xū yào jiě zhè ge fāng chéng.
  We need to solve this equation.
• 老师在黑板上写了一个方程。
  Lǎo shī zài hēi bǎn shàng xiě le yí gè fāng chéng.
  The teacher wrote an equation on the blackboard.
• 这个方程有两个未知数。
  Zhè ge fāng chéng yǒu liǎng gè wèi zhī shù.
  This equation has two unknowns.