1，搖滾
Rock and roll is a music genre that originated in the United States in the late 1940s.
（搖滾是壹種音樂類型，起源於20世紀40年代末期的美國。）
It became popular in the early 1950s and quickly spread around the world.
（20世紀50年代早期開始流行，迅速風靡全球。）
Rock and roll with its flexible bold expression form and full of passion music rhythm to express emotion.
（搖滾樂以其靈活大膽的表現形式和富有激情的音樂節奏表達情感。）
Popular with most people around the world, it became a craze in the 1960s and 1970s.
（受到了全世界大多數人的喜愛，並在1960年和1970年形成壹股熱潮。）
2，流行音樂
Popular Music is translated from English Popular Music.
（流行音樂是根據英語Popular Music翻譯過來的。）
Popular music accurate concept should be commodity music, refers to the main purpose of profit for the creation of music.
（流行音樂準確的概念應為商品音樂，是指以盈利為主要目的而創作的音樂。）
It is a commercial music pastime and all the "industrial" phenomena associated with it.
（它是商業性的音樂消遣娛樂以及與此相關的壹切“工業”現象。）
3，民謠
Folk songs that are popular and give national color are called folk songs or ballads.
（民間流行的、賦予民族色彩的歌曲，稱為民謠或民歌。）
Folk music has a long history, so its author is unknown.
（民謠的歷史悠遠，故其作者多不知名。）
4，重金屬
Music, a heavy metal, was originally considered by some to be a "hard rock" evolution.
（重金屬音樂最早是被壹些民眾認為是“硬搖滾”演變過來的。）
In fact, hard rock and heavy metal are usually not easy to distinguish, and different people have different ways of distinguishing them.
（其實硬搖滾與重金屬通常不太容易區分，不同的人有不同的區分方法。）
Some people think hard rock is called before the 70s and heavy metal is called after the 70s.
（有人認為70年代以前的叫硬搖滾，70年代以後的叫重金屬。）
And most people think they are not of the same species through the perspective of history.
（又有大多數人通過歷史的角度認為他們不屬於同壹種類。）
5，古典音樂
Classical BBB 0 can be divided into broad sense and narrow sense.
（古典音樂有廣義、狹義之分。）
Broadly, it refers to those from the middle ages to the present.
（廣義是指那些從西方中世紀開始至今的。）
Western classical works created under the background of European mainstream culture.
（在歐洲主流文化背景下創作的西方古典音樂。）
It is different from popular music and folk music mainly because of its complex and varied creative techniques and the heavy connotation it can carry.
（主要因其復雜多樣的創作技術和所能承載的厚重內涵而有別於通俗音樂和民間音樂。）
百度百科-古典音樂
百度百科-重金屬
百度百科-民謠
百度百科-流行音樂
百度百科-搖滾