graph of function

例句：

1. 1. The graph shows the trend of sales over the past year.
   图表显示了过去一年的销售趋势。
2. 2. The scientist drew a graph to illustrate the relationship between temperature and rainfall.
   科学家绘制了一张图表来说明温度和降雨量之间的关系。
3. 3. The graph reveals that the population is increasing at a rate of 2% per year.
   图表显示人口以每年2%的速度增长。