MP3
noun/ˌem piː ˈθriː/
/ˌem piː ˈθriː/
[uncountable, countable]- a method of reducing the size of a computer file containing sound; a file that is reduced in size in this way
MP3 技术（指 MPEG 第三层声音压缩技术）；MP3 文件 Word Origin1990s: from MPEG + Audio Layer-3.