Preamplifier
n. 前置放大器\\n[计] 前置放大器
🗣️ 情景例句
We're talking about buying
我们在商量购买
Don't cry out before you are hurt.
还没受苦，就别叫苦。
The boy mustn't go to school yet,Mr.Williams.
这孩子还不能去上学，