Oscitron
隧道二极管振荡器
🗣️ 情景例句
No. Thank you. I have a dinner date.
不 谢谢。我要去赴晚餐约会。
Last month was December,wasn't it ?
上个月是十二月，对不对？
Postcards always spoil my holidays.
明信片总搅得我假日不得安宁。