◆记忆方法一: 词根词缀记忆法:equation n 方程式(equate+ion),equ,equi=equal,even,表示“相等,平均” ◆记忆方法二: equation (考频:1) 【记】词根记忆:[equ(相等)+-ation(状态)] n.①方程(式),(数学)等式 ②相等,均衡:The equation of wealth with happiness can be dangerous.(= It can be dangerous to identify wealth with happiness.)把财富与幸福等同起来是危险的。