canonical class

例句：

1. 1. The canonical version of the text is the one that has been widely accepted.
   文本的标准版本是广泛接受的版本。
2. 2.The canonical approach to problem-solving is to break it down into smaller, more manageable parts.
   解决问题的规范方法是将其分解为更小、更容易管理的部分。
3. 3. The canonical structure of the document is based on the principles of good writing.
   该文档的规范结构基于良好的写作原则。