But yet when you look back from the nineteenth century, these factors do count in explaining how countries turn out to be the way they are.
不过当你从十九世纪开始回顾历史,这些因素的确能解释,国家是如何转变成现在这样的?
A couple of factors are important in explaining this general pattern.
要解释这个普遍模式,两个因素是很重要的。
What factors are most important in explaining such differences?
什么因素对于解释这些差别至关重要呢?
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