Rap is a word in black slang, which is equivalent to speaking. Chinese means rap, which refers to a special way of singing with rhythm. Originated from the poor black community in new york.
It is characterized by telling a series of rhyming poems quickly under the background of mechanical rhythm. One of the sources of this form is a fast rhyming jargon used by radio presenters to introduce records in the past. Accuse or rap the rhythm of music, and the style of blues music, including human voice, is skillfully integrated with music.