player piano
player piano
player piano
play′er pian′o
n.
Player piano
| Noun | 1. |  player piano - a mechanically operated piano that uses a roll of perforated paper to activate the keys |
| 单词 | player piano | |||
| 释义 | player pianoplayer pianoplayer pianoplay′er pian′on. Player piano
player pianoplayer piano,an upright pianopianoor pianoforte, musical instrument whose sound is produced by vibrating strings struck by felt hammers that are controlled from a keyboard. The piano's earliest predecessor was the dulcimer. The first piano was made c. ..... Click the link for more information. incorporating a mechanical system that automatically plays the encoded contents of a paper strip. This strip, perforated with holes whose position and length determine pitch and duration, is drawn over a pneumatic device that shoots streams of air through the holes. The air is guided through a tube to the corresponding hammer, which strikes the string. The pieces used in player pianos often reproduced performances by famous pianists. Although popular during the late 19th and early 20th cent., the player piano was eclipsed by phonographs and radios. player pianoplayer piano
Synonyms for player piano
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