illustrate

1、加插图于、给（书）做图表

an illustrated textbook 有插图的书

His lecture was illustrated with slides taken during the expedition

他在讲演中使用了探险时拍摄到的幻灯片。

2、（用实例、图画）说明，解释

To illustrate my point, let me tell you a little story.

为了说明我的观点，让我来给你们讲个小故事。

Last year's sales figures are illustrated in figure 2.

图二显示了去年的销售数字。

3、表明……的真实，显示……的存在

The incident illustrates the need for better security measures.

这次事件说明了加强安全措施的必要。