F-f cavity preselector
[电] 射频空腔预选器
🧩 词语组成解析
[计] 预选器, 预选程序
🗣️ 情景例句
In this company you must toe the line if your want to keep your job.
在这个公司里，你必须循规蹈矩才能保住饭碗。
I understand him to be a distant relation.
我听说他是我的一个远房亲威。
I'll be back soon.
我马上回来。