| 单词 | compander |
| 释义 | Word Frequency compander(kəmˈpændə) noun a system for improving the signal-to-noise ratio of a signal at a transmitter or recorder by first compressing the volume range of the signal and then restoring it to its original amplitude level at the receiving or reproducing apparatus Word origin C20: from com(pressor) + (ex)pander |
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