它是由原文改述的.It is paraphrased from the original.我们应该对它略加改述.We must phrase It'somewhat differently.改述后的问题可以说清, 而未改述的问题则难以说清.The problem after rephrase can say clear, and not the problem of rephrase says clear hard....

“改述”的英语可以翻译为：ephrase ...