MP4
noun/ˌem piː ˈfɔː(r)/
/ˌem piː ˈfɔːr/
[uncountable, countable]- a method of reducing the size of a computer file containing sound and images; a file that is reduced in size in this way
MP4 技术（一种影音压缩技术）；MP4 文件 - You can convert video to MP4.
您可以将视频转换为 MP4。
- You can convert video to MP4.