reproducer
揚聲器
reproducer
複製器
reproducer
再製器
Re·pro·du·cer n.
1. One who, or that which, reproduces.
2. In a phonograph, a device containing a sounding diaphragm and the needle or stylus that traverses the moving record, for reproducing the sound.
3. In a manograph, a device for reproducing the engine stroke on a reduced scale.
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reproducer
n : an audio system that can reproduce and amplify signals to
produce sound