pianola
1. Around 1900 the pianola is introduced.This instrument, which is played by perforated paper rolls, becomes a world-wide success.
大约1900年,自动钢琴出现,它由打孔的卷纸来演奏,很快成功行销全球。
2. The piano family in this house ranges from grand and square to upright and pianola.
展品包括了三角钢琴,长形钢琴,立式钢琴和自动钢琴等。
3. pianola roll
穿孔纸卷