话筒的英文：
microphone

telephone transmitter
送话器;话筒

To supply with or transmit through a microphone.
通过话筒传送通过话筒提供或传送

Speak clearly into the microphone
对着话筒说清楚些

a capacitor microphone
电容传声器[话筒;微音器]

"Put the receiver closer to your mouth, please. "
请把话筒贴近嘴边点儿

A strategically placed microphone
设在关键位置上的话筒.

The cuff of his jacket maybe, brushing the receiver.
也许是他的上衣袖口摩擦话筒的声音。

The stranger approached the microphone,evidently intending to speak.
那个陌生人走近话筒，显然想发言

I slipped the tape into the recorder and held the microphone to her lips
我把磁带装进收录机，将话筒对准她的嘴唇。

Put the receiver closer to your mouth. I can't hear you.
把话筒放近你的嘴唇一些。我听不到。

Microphone - plug the microphone cord(green)into the microphone jack.
麦克风——将麦克风线(绿色)插入Microphone插孔。

The microphone screeched with feedback.
麦克风发出了尖厉的噪声。

The interviewer asked her to speak into the microphone.
采访者让她对着麦克风说话。

A microphone was fitted up in the pavilion to broadcast a commentary on the match
帐逢里装有麦克风播放这次比赛的实况。

This microphone doesn't work. Replace it with another one.
这个麦克风不行，换一个吧。