Bitermitron
双端管(M型非重 入返波正交场放大管)
🗣️ 情景例句
I can take the bus to work ...
我可以坐公共汽车上班……
We should be aware of different styles of communication according to different cultures.
我们应该意识到根据不同的文化会有不同的交流方式。
Oh dear! You're right.It's closed.
哎吆！你说得对，是关着的。