Preamplifiers
(preamplifier 的复数) n. 前置放大器\\n[计] 前置放大器
🗣️ 情景例句
Oh! Good afternoon. Mr. Wilson, I'm sorry, but he's not in. He's gone out on business.
哦，您好！威尔逊先生。很抱歉，他不在家，他出差了。
One man makes a chair and another man sits in it.
坐享其成。
One day, Mrs. King asked Lucy to go shopping for her.
一天，金太太叫露西帮她去买东西。