话筒的英文是 microphone。这个词来源于希腊语，micro 意为 "small"，phone 意为 "sound"，因此 microphone 的意思就是 "small sound".

例句：

Can you hear me through the microphone?

(你能通过话筒听到我说话吗？)

The singer held the microphone close to her mouth.

(那位歌手把话筒靠近嘴巴。)

The microphone picked up every whisper in the room.

(话筒捕捉了房间里的每一个细语。)