十一、手风琴(accordion)一般认为是奥地利维也纳的达米安于1829年发明的①。手风琴是一种便携式的小型乐器,其原理与口琴相似。其外形如一个盒子,内部装有借助风箱供气而振动的金属簧片,外部两侧装有发音的钮键(一侧或为键盘,多达3个半八度的键盘)。手风琴以双手持奏,借助一只手靠近、离开另一只手而使风箱开合,同时,右手弹奏键盘或者旋律钮键,左手弹奏和弦钮键。手风琴自诞生近200年来,出现了多种形式:1.键盘式手风琴,1852年法国巴黎的布 Accordion (accordion) is generally considered to be Damien, Vienna, Austria, invented in 1829 ①. The accordion is a portable, small instrument whose principle is similar to that of a harmonica. It is shaped like a box with metal reeds vibrating through the air supply inside the bellows, with articulating buttons (one side or keyboard, up to 3 and a half octaves) on each side. The accordion is held with both hands, with one hand approaching, leaving the other hand to open and close the bellows while the right hand plays the keyboard or melody button and the left hand plays the chord button. Accordion since its birth nearly 200 years, appeared in many forms: 1. Keyboard Accordion, Paris, France, 1852 cloth