MP3s An MP3 is a kind of file used for sending music or other material over the Internet. / These files are compressed, or r

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答案 MP3s An MP3 is a kind of file used for sending music or other material over the Internet. / These files are compressed, or reduced in size, / compared to songs on a compact disc, or CD. / MP3 files are played on a computer using media programs. / MP3s can also be played on small players / as well as some wireless telephones that can store music. / Many players can hold thousands of songs / yet are small enough to carry in your pocket. / Music fans can change their music collections from CDs to MP3s. / They are also able to download MP3 music files from the Internet much faster / because of the MP3’s smaller file size. / File sharing services make it possible for people to exchange copyrighted music at no cost. / However, the record industry starts to get concerned / because people are trading free music on the Internet / instead of buying it in music stores. /

解析 MP3
MP3是一种通过网络传输音乐或其他材料的文件。相对比光盘里的歌曲，经压缩后的MP3文件更小。MP3文件可以在电脑上用媒体软件打开。此外，MP3还能在小巧的播放器或是能存放音乐的手机上播放。很多MP3播放器可以存放上万首MP3格式的歌曲，却小巧玲珑，便于携带。音乐爱好者可以将他们收藏的音乐从CD转到MP3。他们也可以从网上下载MP3音乐文件。

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专业英语四级

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