Narf
abbr. natural axial-resonant frequency 自然轴向共振频率
🗣️ 情景例句
It's like a special music.
它就像是一种特别的音乐。
I would like to develop this film.
我要晒印这底片。
Well, I'll have tea by myself.
好吧，我一个喝茶了。