苏莫遮,古代西域流行的一种歌舞戏,源出波斯,苏莫遮原意可能指帽子或披巾。此种歌舞戏的特点是扮演者头戴面具或帽子,故用苏莫遮冠名。我国汉文史籍上称为“泼寒胡戏”,用的曲子为《苏莫遮》。苏莫遮随丝绸之路东传,曾盛行千康国、龟兹、高昌。南北朝时传入中原。唐初流行于中原城坊与宫中。至唐玄宗先天二年因一些臣官上谏而下诏禁止,但《苏莫遮》音乐仍在传播。天宝十三载唐玄乐署改乐名。将《苏莫遮》改 Sumo cover, a popular song and dance in the ancient Western Regions, originated in Persia, Sumu cover intent may mean a hat or shawl. This song and dance show is characterized by actors wearing masks or hats, so cover the name of Sumo. Chinese historical Chinese books called “pouring cold Hu play,” the song is “Su Mo cover.” Su Mo covered with the Silk Road eastward, had prevailed Qiankang States, Qiuci, Gaochang. Southern and Northern Dynasties into the Central Plains. Early popular in the Central Plains city and palace. To Xuanzong congenital Emperor for some years due to some Shangguan remonstrance and prohibition, but “Su Mo cover” music is still spreading. Tianbao thirteen contained Tang Xuan Music Department to change the name. Change “Sumo cover”