principle of classification

例句：

1. 1. The principle ofclassification is crucial in organizing data.
   分类原理在组织数据中至关重要。
2. 2. This principleof classification helps us tocategorize items based ontheir characteristics.
   这一分类原理帮助我们根据特性对物品进行分类。
3. 3. The teacherexplained the principle of classificationduring the class demonstration.
   老师在课堂演示中解释了分类原理。