Resonanting cavity
[电] 谐振空腔
🧩 词语组成解析
🗣️ 情景例句
She tore up all the letters he had sent her.
她把他写来的信全撕了。
I remember the girl whose father earns $ 2000 a week.
我记得那个女孩的父亲一星期赚两千元。
Can she type this letter for me?Ask her please.
她能为我打一下这封信吗？请问她。