expository
🇺🇸
/ɪkˈspɑːzətɔːri/
🇬🇧
/ɪkˈspɒzətri/
adjective
R
giving information or explaining something
The teacher used an expository lecture to explain the concept to the class.
老师用解说性讲座向全班解释了这个概念。
translation
说明性的