But as technology advanced, piano rolls and player pianos became curiosities - musty musician museum pieces.

但是随着科技进步, 卷轴钢琴和自动钢琴都成为了古董--陈旧的老古董.

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As the name suggests, player pianos almost played themselves , using something called piano rolls.

顾名思义, 自动钢琴可以自动弹奏, 通过所谓的钢琴打孔纸卷实现.

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Coin - operated player pianos called nickelodeons soon appeared appeared in bars, ice - cream parlors, and pool rooms.

被称为自动点唱机的投币式自动钢琴迅速出现于酒吧, 冰淇淋店, 和台球厅.

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