Preamp
n. （无线电）前置放大器
🗣️ 情景例句
Maybe I could borrow some money from you and Dad.
也许你和爸爸可以借我一点钱。
How often did I tell you to keep quiet?
我告诉你多少次要安静?
Go on until you reach the end. You'll find the park in front of you.
一直走到尽头。公园就在前面。