exposition
noun /ˌekspəˈzɪʃn/
/ˌekspəˈzɪʃn/
(formal)- [countable, uncountable] a full explanation of a theory, plan, etc.
（理论、计划等的）解释，说明，阐述 - a clear and detailed exposition of their legal position
对他们的法律地位清楚而详尽的说明
- a clear and detailed exposition of their legal position
- [countable] an event at which people, businesses, etc. show and sell their goods; a trade fair
（产品的）展销；商品交易会；产品博览会
词源Middle English: from Latin expositio(n-), from the verb exponere ‘expose, publish, explain’.