二胡,是胡琴系统内的乐器。胡琴是统称,包括有高胡、椰胡、二胡、南胡、中胡、京胡、大胡、低胡等。胡琴名意即胡乐之意,“胡”是古代对我国西北部外异族的称呼。胡琴最初是用拨子弹奏的;用弓演奏,据说还是从十一世纪宋朝才有记载。宋朝沈括有诗题曰:“马尾胡琴随汉车,曲声犹自怨单于:弯弓莫射云中雁,归雁如今不寄书”。另,在《元史》中又有这样记载:“形似火不思(注),卷颈、龙首、二根弦,用马尾为弦的弓擦弦演奏”。所以,二胡也和琵琶一样,是外来 Erhu, is the instrument within the violin system. Huqin is collectively referred to as Gaohu, Coco, Erhu, Nanhu, Zhonghu, Jinghu, Dahu, Xiaochu and so on. Hu Qin is the name of meaning of Hu Hu, “Hu” is an ancient alien to China’s northwestern address. Huqin was originally played with a dial; played with a bow, is said to have been recorded from the Song Dynasty in the 11th century. The Song Dynasty Shen Kuo poem said: “ponytail Huqin with the car, the song is still complaining single: bending bow Mo cloud in the wild goose, Guiyan now do not send a book.” In addition, in the “Yuan Shi” there is such a record: “shaped like fire does not think (Note), roll neck, dragon first, two strings, with the tail of the bow string playing strings.” Therefore, erhu and pipa, is alien