<kbd id='4cfbd15a45'></kbd><address id='4cfbd15a45'><style id='4cfbd15a45'></style></address><button id='4cfbd15a45'></button>

          A musical instrument is a device constructed or modified for the purpose of making music. In principle anything that produces sound can serve as a musical instrument.

          The expression, however, is reserved generally for items that have a specific musical purpose. The academic study of musical instruments is called organology.

          A musical instrument is a device constructed or modified for the purpose of making music. In principle anything that produces sound can serve as a musical instrument. The expression, however, is reserved generally for items that have a specific musical purpose. The academic study of musical instruments is called organology.

          后湾村的那些事儿

          is a device constructed or modified for the purpose of making music. In principle anything that produces sound can serve as a musical instrument. The expression, however, is reserved generally for items that have a specific musical purpose. called organology.

          后湾村的那些事儿

          is a device constructed or modified for the purpose of making music. In principle anything that produces sound can serve as a musical instrument. The expression, however, is reserved generally for items that have a specific musical purpose. called organology.