Fexitron
冷阴极脉冲X射线管
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
Don't forget to look after him.
不要忘记照料他。
One day a young man named Kunta Kinte went off into the forest to cut down a tree as he wanted to make a drum.
有一天，一位叫孔塔·肯特的年轻人走进森林中去砍树，因为他想做一个鼓。