Narf
abbr. natural axial-resonant frequency 自然轴向共振频率
🗣️ 情景例句
You are a terrific instructor, Jack.
你真是个了不起的教练 Jack。
I'm afraid you will be too weak.
我怕你会太虚弱。
After a little time, she chose one of the most expensive dresses in the shop and handed it to an assistant who wrapped it up for her as quickly as possible.
过了一会儿，她又选了商场里最昂贵的一件衣服，把它递给了售货员。那售货员以最快的速度为她包好了衣服。