Narf
abbr. natural axial-resonant frequency 自然轴向共振频率
🗣️ 情景例句
Well, it's done. Tomorrow morning at a publisher's office.
好了， 事情办成了。明天早晨要到出版社老板的办公室。
But it looks like that's out of the question.
看现在看来不可能了。
Hello, everyone!
大家好！