Phanotron
[电] 热阴极含气整流管
🗣️ 情景例句
if I may have your attention for a moment, please?
我想占用你们一点点时间 好吗
His opening remarks were serious.
他的开场白说得很严肃。
I hate this. It always makes problems.
我讨厌这种做法。它总是惹麻烦。