rough classification

例句：

1. 1. In the field oflinguistics, there aremany different ways to classify languages.
   在语言学领域，有许多不同的方法来分类语言。
2. 2.The researchers have made a rough classification ofthe species based on their physical characteristics.
   研究人员根据它们的物理特性对物种进行了粗略分类。
3. 3.The museum has organized a display that categorizes the exhibits by roughclassification.
   博物馆组织了一个展示，将展品按粗略分类进行展示。