expound

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托福GRE Collins 1

v add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
v state

v. 详细说明, 解释

Collins 星级

14,074

BNC 频率

16,419

使用频率

expound 可以拆分为前缀 ex-（表示“向外”）和词根 pound（源自拉丁语 ponere，意为“放置”）。整体意思为“将想法或观点向外阐述”。

例句

1. The teacher will expound on the main themes of the book in tomorrow's class.

老师将在明天的课上详细解释这本书的主要主题。

2. She asked him to expound his ideas during the meeting.

她请他在会议上阐述他的想法。

3. The professor took time to expound the complex theories in simple terms.

教授花时间用简单的术语阐述复杂的理论。