另一个有趣的发明是留声机，也就是唱机的前身，这种机器使用的蜡片与我们今天所用的唱片极相近。
Another invention of interest was the graphophone, an ancestor of the phonograph, which used wax records similar to those we know today.
另一个有趣的发明是留声机，也就是唱机的前身，这种机器使用的蜡片与我们今天所用的唱片极相近。
Another invention of interest was the graphophone, an ancestor of the phonograph, which used wax records similar to those we know today.
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