Mdf
[计] 主配线板
🗣️ 情景例句
What university did you graduate from?
你从哪所大学毕业的？
Didn't I tell you before?
我不是告诉过你吗？
In this way, he has begun his own private 'telephone' service.
就这样，他开始自己的私人“电话”业务。