This could start with a simple star-rating system of each article.
可以从为每一篇文章建立星级评价系统开始。
Credit rating is simple in concept but extremely complicated in the rating process.
尽管信用评级的概念较为简单，但评级的过程却是十分复杂。
Credit rating is simple in concept but extremely complicated in the rating process.
尽管信用评级的概念较为简单，但评级的过程却是十分复杂。
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