explanatory interface module

例句：

1. 1. The book is designed to be explanatory rather than persuasive.
   这本书旨在提供解释，而不是说服。
2. 2. Theteacher explained the concept in a way thatmade sense to everyone.
   老师以所有人都能理解的方式解释了这个概念。
3. 3. The new policy was intendedto be explanatory rather than prescriptive.
   新政策旨在提供解释，而不是规定。