expatiate on

• v. 详述；阐述

expatiate on的用法和样例：

例句

用作动词 (v.)

1. The explorer was glad to dilate on his experiences.
   探险家欣然详述他的经验。
2. Charges on the large target is largely enlarged.
   大靶子的收费很大程度上得到详述。
3. He expatiated on the theme of the novel.
   他阐述了那本小说的主题。
4. Could you elaborate on this theory?
   请你阐述这一理论，行吗？