article not for sale

例句：

1. 1. The article discusses the impact of technology on society.
   这篇文章讨论了技术对社会的影响。
2. 2. The author's style is characterized by its simplicity and clarity.
   作者的风格以其简洁明了而著称。
3. 3.This article provides valuable insights into the topic.
   这篇文章为该主题提供了宝贵的见解。