Preamp
n. （无线电）前置放大器
🗣️ 情景例句
I also have a part-time job.
我还有一个兼职工作。
Usually,I have a big breakfast.
通常,我吃一顿丰盛的早餐。
Television cameras and newspapers carried the news to everyone in the country.
电视摄像机和报纸把消息传送到全国。