Feedback amplifier
[电] 回馈放大器
🧩 词语组成解析
🗣️ 情景例句
Please ask her to call me at 6225-9438.
麻烦你请她打5225-9438找我。
I used to set my alarm clock for exactly 7 a.m.
我过去常将闹钟调为上午7点整。
It's twelve fifty-five.
十二点五十五了。