Ultraudion
(三极管)反馈线路, 三极管回授式检波器, 超三极管
🗣️ 情景例句
I have learned the most important language by meeting a wide range of people from different cultures.
我接触到许多来自不同文化的人，掌握了最重要的语言。
I wish you had called me back the next day,as I had asked you to.
我希望你明天打电话给了我回来,正如我要你做的。
Thanks. I wonder if I could use your phone.
谢谢。我想知道是否可以用你的电话。