Guitar (Italian: Chitarra), also translated as guitar or lyre. It is a plucked instrument, usually with six strings, which is similar in shape to a violin. Guitar is usually regarded as the main instrument of pop music, rock music, blues, folk songs and flamenco. In the field of classical music, guitars are often played in the form of solos or duets; Of course, in chamber music and orchestral music, the guitar also plays a considerable role as a foil. Classical guitar, violin and piano are three world-famous musical instruments.