古筝有着悠久的发展历史。作为一件民族乐器,它产生于民间,发展于民间。早在两千多年前的春秋战国时期,筝已经产生并在秦国流行,此后遍及全国、东南亚及西方各国。两千多年来,古筝经历了一个不断继承与发展的历史过程。在这一漫长的历史中,它的形制和材质均发生了巨大变化。从竹制到木制,从圆形到长匣状,甚至发展到蝴蝶形;筝弦由五弦、七弦、十三弦到二十一弦、二十四弦, 甚至蝶筝达到四十多弦;筝弦也从钢丝弦到金属缠弦、尼龙缠弦。伴随着古筝的不断改革,它的音域、音色、表 Guzheng has a long history of development. As a national musical instrument, it is produced in the folk and develops in the folk. As early as two thousand years ago during the Spring and Autumn Period and the Warring States Period, Zheng was produced and prevailed in Qin Dynasty, and thereafter throughout the country, Southeast Asia and the West. For more than two thousand years, the zither has undergone a historical process of continuous inheritance and development. In this long history, its shape and material have undergone tremendous changes. From bamboo to wood, from the round to the long box-shaped, and even developed into a butterfly; koto string from the five strings, seven strings, thirteen strings to twenty-one strings, twenty-four strings, and even the butterfly reaches forty Strings; koto strings from metal strings to metal wrapped strings, nylon wrapped strings. Accompanied by the constant reform of the zither, its range, tone, table