Video Background PPT - 搜索视频

Ppt Backgrounds Videos, Download The BEST Free 4k Stock Video Footage & Ppt Backgrounds HD Video Clips

Ppt Backgrounds Videos, Download The BEST Free 4k Stock Video Footage & Ppt Backgrounds HD Video Clips

Download and use 28,102+ Ppt backgrounds stock videos for free. Thousands of new 4k videos every day Completely Free to Use High-quality HD videos and clips from Pexels

2019年4月18日

Microsoft PowerPoint PowerPoint Tips and Tricks

PowerPoint Tips and Tricks

PowerPoint Tips and Tricks

11 个月之前

PowerPoint: 70 Tips, Tricks & Shortcuts [2024]

PowerPoint: 70 Tips, Tricks & Shortcuts [2024]

Microsoft Powerpoint Tips & Tricks: How to Make a Standout Presentation

Microsoft Powerpoint Tips & Tricks: How to Make a Standout Presentation

2022年2月17日

热门视频

Background Video, Particles, Graphics, Animated background video.

Background Video, Particles, Graphics, Animated background video.

Adobeblackboxguild

2022年6月23日

Free Background Videos: 4K & HD | No Watermark | Download Now

Free Background Videos: 4K & HD | No Watermark | Download Now

2020年4月23日

How to use a video as a slide’s background in Microsoft PowerPoint | TechRepublic

How to use a video as a slide’s background in Microsoft PowerPoint | TechRepublic

techrepublic.com

2022年6月8日

Microsoft PowerPoint PowerPoint Templates

30 Best PowerPoint Templates

30 Best PowerPoint Templates

2023年8月22日

10 free PowerPoint templates for students

10 free PowerPoint templates for students

studyinternational.com

2022年10月19日

Modern and Trendy Presentation Templates: 1000 Slides

Modern and Trendy Presentation Templates: 1000 Slides

graphicmama.com

2021年6月10日