microphone相关的词根或词缀是: phon

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Hand the biggest extrovert a microphone and they tend to clam up .

给最外向的人一台麦克风，他们也会变得缄默。

The comments were picked up by a live microphone .

一个放置在现场的麦克风捕捉到了他的这番话。

If you are using a microphone , make sure it works .

如果你要用话筒，一定要确保它好用。

There 's a built-in stereo microphone for use with your video , plus a mike jack .

内置的立体声麦克风和扩音器，能帮你在摄制影像的时候，耳听八方。

He says it is quite simple to find the instructions needed to build a parabolic or laser microphone on the web .

他说在网络里很容易就能找到需要的设备来建立一个解码系统或激光话筒。