在一个有着悠久历史文化背景的国度里,不同种类的乐器往往既具共时性特征,亦具历时性特征。就共时性方面看,不同的乐器只具风格上的意义,而不存在先后、优劣的差别。但不同的乐器毕竟产生于不同的时代,毕竟是对不同时代人的审美需要的满足,故又必然 In a country with a long history and culture, different kinds of musical instruments are often both synchronic and diachronic. In terms of synchronicity, different instruments have only style significance, but there is no difference between advantages and disadvantages. However, different musical instruments, after all, originated in different times, after all, are the satisfaction of the aesthetic needs of people in different ages, and therefore inevitable