Transistor amplifier
[计] 晶体管放大器
🧩 词语组成解析
🗣️ 情景例句
and I stayed out an extra half hour.
我还特别多待了半个小时。
Thank you very much.
非常感谢大家。
The wheels scooped up stones which hammered ominously under the car.
车轮搅起的石块锤击车身，发出不祥的锤击声。