Emitron
[电] 阴极发射管
🗣️ 情景例句
Rome wasn't built in a day.
罗马不是一天建成的。
I'm glad I'm not in his shoes!
我很高兴我不是处在他的境遇。
I arranged to meet Jane after work last night but she didn't turn up.
我昨晚安排下班后见简，但她没来。