explanatory grammar

例句：

1. 1. The book is written inan explanatory manner.
   这本书是以解释性的方式写的。
2. 2. The teacher explained the conceptto us in an explanatory way.
   老师以解释性的方式向我们解释了这个概念。
3. 3.The research was designed to be explanatory rather than descriptive.
   这项研究旨在提供解释性而非描述性的信息。