segment overlay

例句：

1. 1. The map is divided into several segments for easy reference.
   这张地图被分成了几个部分以便容易参考。
2. 2. The company has segmented its products into different categories.
   这家公司已经将产品分为不同的类别。
3. 3.The researcher analyzed the data in segments to identify patterns.
   研究员将数据分成了若干部分以识别模式。