Barratron
非稳定波型磁控管(用以产生噪音干扰)
🗣️ 情景例句
They talk about things like family, work, school or sports.
他们常常谈论家庭，工作，学校或运动。
Let's stop discussing trivial details and come to the point.
咱们别再谈琐碎细节了，说正事吧。
I don't know. sir.
我不知道，先生。