cross classification chart

例句：

1. 1.This cross classification chart helps us understand the relationships between different variables.
   这张交叉分类图表帮助我们理解不同变量之间的关系。
2. 2. The researcher used this cross classification chart to analyze the data.
   研究者使用这张交叉分类图表来分析数据。
3. 3.The teacher drew a cross classification chart on the blackboard to explain the concept.
   老师在黑板上画了一张交叉分类图表来解释这个概念。