“等式”的英语可以翻译为：equality，equation ...

等式通常用两道横的等号来表示。Equations are generally written with a two-bar equals sign.我们可以这样表示那个等式。We can express that equation like that.普遍做法是把自变量放在等式的右边。It is conventional to place the independent variable on the right-hand side o...