ADJ-GRADED [usually ADJ n]解释性的;说明性的Explanatory statements or theories are intended to make people understand something by describing it or giving the reasons for it. 解释性的;说明性的 [formal]
These statements are accompanied by a series of explanatory notes.
这些陈述后面有一系列解释性注释。
The concept was later seen to have explanatory power.