Ferractor
铁氧体磁放大器, 铁电振荡器
🗣️ 情景例句
Have you ever done any correspondence work?
你有处理文书的经验吗？
Too much knowledge makes the head bald.
知识多，老得快。
How do you know so much about it? Have you seen the film?
你怎么知道那么多情况？你已经看过这部电影了吗？