graphical comparison

例句：

1. 1. The graphical representation of the data is clear and easy to understand.
   数据图形表示清晰易懂。
2. 2. The teacher used a graphical method to explain the complex math problem.
   老师用一种图形方法来解释这个复杂的数学问题。
3. 3. The graph shows the relationship between temperature and rainfall.
   这个图表显示了温度和降雨量之间的关系。