B-quad
[电] B线组
🧩 词语组成解析
quad
[kwɔd]
n. 四倍;空铅;（大学的）四周有建筑物围绕的方院;四胞胎之一;
vt. 在…填补空铅;
🗣️ 情景例句
What are your greatest achievement?
你最大的成就是什么？
I'm a new employee.I was hired yesterday.
我是昨天被雇用的新雇员。
Which language is spoken by the largest number of people in the world?
世界上哪种语言说的人最多？