Barratron
非稳定波型磁控管(用以产生噪音干扰)
🗣️ 情景例句
The guests are waiting.
客人们正等着呢。
Out of sitght, out of mind.
眼不见，心不想。
As the play draws to its close, they wonder whether they will ever catch that last train home.
当戏快演完时，他们又为是否能赶上末班火车回家而犯愁。