piano-accordion

英 [p'ɪænəʊək'ɔːdiən] 美 [p'ɪænəʊək'ɔːdiən]

• n. 键盘式手风琴

英英释义

名词 piano accordion:

1. a portable box-shaped free-reed instrument; the reeds are made to vibrate by air from the bellows controlled by the player