plural MP3s
plural MP3s
Learner's definition of MP3
1
[noncount] : a computer format for creating sound files (such as songs) that are much smaller than standard sound files(计算机)音频文件压缩格式—
often used before another noun常用于另一名词前 2
[count] : a computer file (such as a song) in the MP3 format(歌曲等)MP3格式文件