A microphone is a device that is used to make sounds louder or to record them on a tape recorder. 麦克风
noun [专属名词] 扩音器，麦克风
The microphone screeched with feedback. 麦克风发出了尖厉的噪声。
- microphone 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 71 A famous clock microphone 名词: 扩音器，麦克风
- Lesson 88 Trapped in a mine
- Lesson 89 A slip of the tongue
