Despite these gaps, the widest differences are between rich and poor countries.
尽管存在这些国家内的差异，但是最大的差异还是富国和穷国间的差异。
A few gaps remain, but these are increasingly obscure and now being filled.
虽然还有少数空白，但是越来越不明显，被逐渐填平了。
A few gaps remain, but these are increasingly obscure and now being filled.
虽然还有少数空白，但是越来越不明显，被逐渐填平了。
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