2.MC is the abbreviation of MC, which is generally subdivided into party MC and rap. This is an improvisational and elaborate way to enrich music by chanting or singing.
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It developed with HIPHOP culture and disco. With the development of DJ, the meaning has been completely clear. DJ is just a profession, a technical term. The main club is showing a disc. DJ refers to disc players in nightclubs, bars, livehouses, warehouse parties, music festivals and other places. DJ is not a musical style, but a technical term. If it is regarded as a musical style, it is a misnomer for some kinds of electronic music or dance music.