expound

动词

1. 1

   阐述、详述正式；常接 on／upon

   He expounded on his theory of urban design for an hour.

   他花了一个小时阐述他的都市设计理论。

2. 2

   解释、阐明正式

   The professor expounded the text line by line to her students.

   教授逐句向学生解释那篇文本。

3. 3

   表明、陈述正式

   The report expounds the government's position on climate policy.

   这份报告陈述了政府在气候政策上的立场。