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Microphone 1. Device for converting sound waves into electrical energy. In a large room you need to use a microphone so all can hear. Back to 5000 Word List 342 |
| Shown is a typical speaker's microphone |
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Microphone 1. Device for converting sound waves into electrical energy. In a large room you need to use a microphone so all can hear. Back to 5000 Word List 342 |
| Shown is a typical speaker's microphone |