Zf
abbr. 零频率（Zero Frequency）
🗣️ 情景例句
Trevor wants to go to Japan so there's going to be trouble whild he's gone.
特里瓦要去日本，所以他不在的时候就麻烦了。
What's bugging you?
你在烦什么？
It's a pleasure.
我很高兴。