spiral classifier

例句：

1. 1. The spiral classifier is used to sort and classify documents based on their content.
   螺旋分类器用于根据文档内容对它们进行分类和排序。
2. 2.The spiral classifier was developed to improve the efficiency of document processing.
   螺旋分类器被开发出来，以提高文档处理的效率。
3. 3.The spiral classifier is a useful tool for organizing and categorizing information.
   螺旋分类器是组织和分类信息的一种有用的工具。