if not more so

基本解释

Learning to use it will be just as critical, if not more so, than learning how to write a class.
学习使用它将与学习编写类一样（甚至更）重要。
The atmosphere created by physical and mental presence is as important as surface attraction, if not more so.
一个人的内心世界和身体所创造的气场和他/她的外在的吸引力同等重要，或者更重要。
But there is one other question that Mr. Ghafoor found to be just as important, if not more so: Is it haunted?
但加富尔发现，还有一个问题就算不是更重要，也和前面提到的一样受重视，那就是：闹鬼吗？

And we'll talk about this more, so if this is not completely intuitive, we'll see why in a second.
关于这个我们将会讨论更多，所以如果这个不是完全凭直觉获知的，我们一会儿再来看看为什么。
麻省理工公开课 - 化学原理课程节选
So if you are in exile, then perhaps a more satisfying ending is to have Israel not in fact entering the land.
如果你正在经历放逐，那么也许一个更令人满意的结尾,是以色列人实际上并未进入应许之地。
耶鲁公开课 - 旧约导论课程节选
So, if we want to get more magnesium into the marketplace at an affordable price, not by government edict, what do we have to do?
所以如果我们想把更多的镁,投诸市场，并让它保持在一个不太昂贵的价格，而且不靠政府法令，我们应该怎样做？
麻省理工公开课 - 固态化学导论课程节选

Children of non-smokers are just as vulnerable (if not more so) than the children of smokers.
FORBES: Should 'Rango' Have Been Rated R?