a brand name for a computer program that helps you to create and give presentations (= talks giving information)

The designs can easily be imported into PowerPoint or to web pages. 这些设计可以很容易输入到PowerPoint或者网页上。

a PowerPoint presentation/slide PowerPoint讲示／幻灯片

a presentation created using the PowerPoint computer program

She presented a PowerPoint on how her team assesses risk. 她用一个PowerPoint讲示来说明她的团队是如何评估风险的。