约 50 个结果
在新选项卡中打开链接
Create and share a photo album - Microsoft Support
Reduce the file size of your PowerPoint presentations
Record your screen in PowerPoint - Microsoft Support
Create and share a photo album - Microsoft Support
Play music across multiple slides in your slide show
Download free, pre-built templates - Microsoft Support
Insert a picture in PowerPoint - Microsoft Support
Add or delete audio in your PowerPoint presentation
Add a background picture to slides - Microsoft Support
Publish your presentation to the web - Microsoft Support
Reduce the file size of a picture in Microsoft Office