Linear amplifier
[化] 线性放大器
🧩 词语组成解析
🗣️ 情景例句
Drive carefully.
开车时小心。
He that lives long suffers much.
长寿的人多忧患。
One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.
人们几乎一眼就能看出二者的差异，因为蜘蛛都是8条腿，而昆虫的腿从不超过6条。