英语翻译Americans have contributed to many art forms,but jazz,a

英语翻译
Americans have contributed to many art forms,but jazz,a type of music,is one of the art forms that were started in the United States.Black Americans,who sang and played the music of their homeland,created jazz.
Jazz is a mixture of the music of Africa,the work songs the slaves sang,and religious（宗教的）music.Improvisation is an important part of jazz.This means that the musicians make the music up as they go along,or create the music on the spot.This is why a jazz song might sound a little different each time it is played.
Jazz bands formed in the late 1800s.They played in bars and clubs in many towns and cities of the South,especially New Orleans.New Orleans is an international seaport,and the people from all over the world come to New Orleans to hear Jazz.
Jazz became more and more popular.By the 1920s,Jazz was popular all over the United States.By the 1940s,you could hear Jazz not only in clubs and bars,but in concert halls as well.Today,people from all over the world play jazz.Jazz musicians from the United States,Asia,Africa,South America,and Europe meet and share their music at festivals on every continent.In this way jazz continues to grow and change.

美国人作出了贡献很多的艺术形式,但爵士队,这是一种音乐,是一种艺术形式,开始在美国.美国黑人,谁弹奏和音乐的家园,创造爵士.
爵士乐是一种混合的非洲音乐,歌曲的工作的奴隶相,和宗教（宗教的）音乐.即兴的一个重要部分是爵士乐.这意味着使音乐家的音乐为他们走,或建立的音乐现场.这就是为什么爵士乐歌曲听起来有些不同每一次比赛.
爵士乐队成立于1800年代末期.他们在酒吧和俱乐部,在许多城镇和城市的南方,特别是新奥尔良.新奥尔良是一个国际海港,和人民从世界各地来到新奥尔良听到爵士乐.
爵士变得越来越受欢迎.到1920年,爵士队是热门美国各地.到1940年,你能听到爵士乐不仅在俱乐部和酒吧,但在音乐厅以及.今天,人们从世界各地发挥爵士.爵士乐手来自美国,亚洲,非洲,南美洲和欧洲开会,分享他们的音乐节在各大洲.爵士队以这种方式继续增长和变化.