文章分析了图书馆公益讲座的作用的翻译：Paper analyses the role of the library's public lecture 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

This paper analyzes the role of the library public lecture

Paper analyses the role of the library's public lecture

The article has analyzed the library public welfare course function

article analyzes the role the library public lecture

Paper analyses the role of the library's public lecture