He can upload multiple files and switch between the files during his presentation.

他可以上传多个文件并在演示期间在这些文件之间切换。

youdao

Can I upload multiple files at a time?

我可以一次上传很多不同的文件吗？

youdao

Can I upload multiple files at a time?

我可以一次上传很多不同的文件吗？

youdao