n.相等；均衡；方程式；等式
I can't make this equation come out. 我不会解这个方程式。
What does x represent in this equation? 这个方程式中的x代表什么?
The professor wrote an equation on the blackboard. 教授在黑板上写了一个等式。
方程[式]
adj.方程式的；均分的
