单词 | built-in microphone |
释义 | built-in microphone A built-in microphone would pick up the hollow sound produced by the air pockets found in all mines and warn the probe's operator. Times, Sunday Times It has a built-in microphone and speaker, and can be programmed to call emergency services anywhere in the world should the need arise. Times, Sunday Times Now you can prove your courage - but don't let the built-in microphone hear you scream. Times, Sunday Times A built-in microphone allows users to carry out hands-free conversations on it, too. The Sun Its built-in microphone also serves as a speakerphone, so you should never miss a mid-shower call. Times, Sunday Times |
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