bwyu

代码说明：

  文件中包含了歌曲名,专集名,歌手名,发行日期等信息 一个合格的播放器是可以将其提 取出来予以显示的 这些信息存在偶们称之为ID(The file contains information about the name of the song, the name of the collection, the name of the singer, the date of release, and so on. A qualified player is able to pull it up and display this information that we call ID.)