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单词
piano roll
释义
piano roll
n.
(名词)
A roll of paper containing perforations corresponding to the notes of a musical composition, used in operating a player piano.
钢琴滚动条,钢琴纸卷:含有与乐曲音符相对应的孔洞的纸卷,用以操作自动钢琴
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更新时间:2026/3/24 6:29:07