Sounds are recorded on ordinary records by etching the vibrations of a needle along a spiraling groove.

通过沿着螺旋槽刻划针的振动，声音被记录到传统的唱片上。

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Sounds are recorded on ordinary records by etching the vibrations of a needle along a spiraling groove.

通过沿着螺旋槽刻划针的振动，声音被记录到传统的唱片上。

youdao