eu-form

例句：

1. 1. The book is written in a clear and easy to understand eu-form.
   这本书的书写风格清晰易懂。
2. 2. The new design has a modern yet elegant eu-form.
   新设计既有现代感又不失优雅。
3. 3. The company's logo is characterized by its distinctive eu-form.
   该公司的标志以其独特的样式而著称。