解题步骤的英文：
solution approach
n. 解答；解决方案；溶液；溶解
It is an easy solution, but not the correct solution.
这是一个容易的方法，但不是正确的方法。
Relating to or designating a solution that contains one mole of solute per liter of solution.
摩尔的有关或指定一种溶液，其每升溶液包含有一摩尔溶质。
In some cases the solute can associate in solution.
在某些情况下，溶液中的溶质可以互相结合。
They developed an intelligent solution to this problem.
针对这个问题，他们采用了非常聪明的解决方法。
This was not a problem with an easy solution.
这都是很不易解答的难题。
v. 接近，靠近；着手处理
n. 靠近，接近；方式，方法，态度；通路
Christmas was approaching.
圣诞节快到了。
The metaethic approach is the broadest and most complex of the three approaches.
转变伦理法是这三种方法中涉及面最广、最复杂的。
To draw near or nearer; approach.
接近向…靠近或更近；接近
Joey approached the stand.
乔伊来到了看台前。
They stopped talking at my approach.
我走近时他们停止了谈话。