洋洋洒洒 copious and fluent
Explanation
形容文章或谈话丰富明快，连续不断。
Describes writing or conversation as rich, lively, and continuous.
Origin Story
著名作家李先生接到一个朋友的委托，要写一篇关于中国传统文化的文章。李先生欣然接受，他平时就对中国传统文化有着浓厚的兴趣，加上这篇文章篇幅不限，他便决定好好发挥一番。他查阅了大量的书籍，从历史典故到民俗风情，从诗词歌赋到书法绘画，他都进行了深入的研究。他提笔写作时，仿佛有源源不断的灵感涌现，他写得非常投入，笔下文字流畅自然，洋洋洒洒，不知不觉就写了数万字。稿子完成后，李先生仔细地阅读了一遍，发现内容丰富，结构完整，语言精炼，他非常满意自己的作品。后来，这篇文章发表后，引起了很大的反响，读者们纷纷赞扬文章写得好，洋洋洒洒，引人入胜。
The famous writer Mr. Li received a commission from a friend to write an article about traditional Chinese culture. Mr. Li readily accepted, as he had always been deeply interested in traditional Chinese culture and the length of the article was unlimited, he decided to give it his all. He consulted a large number of books, from historical anecdotes to folk customs, from poems and songs to calligraphy and painting, and conducted in-depth research on all of them. As he began to write, an inexhaustible source of inspiration seemed to spring forth. He wrote with great dedication, and his words flowed naturally and fluently. Before he knew it, he had written tens of thousands of words. After completing the manuscript, Mr. Li carefully read it over and found that the content was rich, the structure complete, and the language concise. He was very satisfied with his work. Later, after the article was published, it caused a great sensation, and readers praised the article for being well-written, fluent, and captivating.
Usage
用于形容文章或谈话丰富明快，文辞流畅，连续不断。
Used to describe writing or conversation that is rich, lively, and continuous.
Examples
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他的演讲洋洋洒洒，引人入胜。
tā de yǎnjiǎng yángyángsǎsǎ, yǐn rén rùshèng
His speech was fluent and engaging.
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这篇论文洋洋洒洒地论述了这一问题。
zhè piān lùnwén yángyángsǎsǎ de lùnshù le zhè yī wèntí
This paper discusses the issue in a comprehensive and fluent manner.