Fexitron
冷阴极脉冲X射线管
🗣️ 情景例句
I hope I can see you again.
我希望再到你。
A discontented man knows not where to sit easy.
不满足者坐无宁时。
Mrs.Ramsay was instructed to place the money in a cardboard box and to leave it outside her door.
他让拉姆齐太太把钱放在一个纸盒里，然后将纸盒放在门口。