n.博览会，(理论、计划等的)解释，阐述，(产品的)展销，商品交易会，产品博览会

原形：exposition复数：expositions

Eric's speech was an exposition of the genesis of the conflict.
埃里克的演讲阐述了冲突的起源。
We are going to hold an international exposition.
我们打算召开一次国际博览会。
Eric had great powers of lucid exposition.
埃里克具有清晰的表述能力。
The exposition in the novel carefully sets the stage for the climactic events that unfold later.
小说中的开头部分详细地铺设了后续高潮事件的背景。
At the art exhibition, the curator gave an insightful exposition of the painter's techniques and inspirations.
在艺术展览上，馆长对画家的技法和灵感进行了深刻独到的解说。
The scientific paper began with a clear exposition of the problem it aimed to address.
这篇科学论文以清晰阐述它旨在解决的问题作为开篇。
The history class started with an exposition on the key events leading up to the revolution.
历史课以介绍导致革命的一系列关键事件作为开端。
In her speech, the CEO provided a concise exposition of the company's future strategies.
在演讲中，CEO简明扼要地说明了公司未来的发展策略。
The documentary's first half offers a thorough exposition of the environmental issues affecting our planet.
纪录片的前半部分对影响我们星球的环境问题进行了详尽的阐述。
The author's skillful exposition of the characters' motivations made the story all the more compelling.
作者巧妙地揭示了角色的动机，使故事更加引人入胜。
The opening chapter provides a comprehensive exposition of the theoretical framework used in the study.
开篇章节全面阐述了研究中所采用的理论框架。
At the conference, the keynote speaker delivered an engaging exposition on the latest advancements in AI technology.
在会议上，主题发言人就人工智能技术的最新进展做了引人入胜的讲解。
The musical composition includes an exposition where the main themes are introduced before they're developed further.
这部音乐作品包含一个呈示部，在这里主要旋律被引入，并在之后进一步发展。