exposition
/ˌekspəʊˈzɪʃən/noun
1
- a comprehensive description and explanation of an idea or theory阐述：
an exposition and defence of Marx's writings.
对马克思著作的讲解和辩护。
1.1
- Music the part of a movement, especially in sonata form, in which the principal themes are first presented【乐】（奏鸣曲等的）呈示部。
2
- a large public exhibition of art or trade goods展览会; 博览会。
2.1
- mass noun archaic the action of making public; exposure〈古〉暴露; 揭露：
the country squires dreaded the exposition of their rustic conversation.
乡绅们害怕他们粗俗的谈话被揭露。
派生词
expositional
adjective词源
Middle English: from Latin expositio（n-）, from the verb exponere 'put out, exhibit, explain'.