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
I do agree.
我同意。
To fish for a whale
捕鲸
Good, we've been waiting a long time.
好，我们已经等好久啦。