Class-a transistor amplifier
[电] A类晶体管放大器
🧩 词语组成解析
class
[klæs]
n. 班;等级;阶级;种类;
vt. 把…归入某等级，把…看作（或分类、归类）;把…编入某一班级;
adj. 很好的，优秀的，出色的;
vi. 属于…类（或等级），被列为某类（或某级）;
🗣️ 情景例句
That sounds reasonable. Let me think it over. And I'll call you back to make reservations.
听起来价钱还算公道。让我考虑一下，我会再打电话预定。
I'm so scared.
我怕极了。
As the parents had five children, life was a perpetual struggle against poverty.
家里已有5个孩子，全家人常年在贫困中挣扎。