power point

例句：

1. 1. This is the power point that we used for our presentation.
   这是我们用来做演示的PowerPoint幻灯片。
2. 2. The teacher gave a brief power point on the history of the city.
   老师给我们做了一个关于这座城市历史的简短PowerPoint演示。
3. 3. She made a great effort to prepare her power point and ensure it was visually appealing.
   她努力准备她的PowerPoint演示，确保它既吸引人又易于理解。