Zf
abbr. 零频率（Zero Frequency）
🗣️ 情景例句
It was such a great idea to spend the weekend this way.
这样过周末的主意简直太棒了。
You had it coming!
活该！
I'm sorry, sir.I can't change a ten-pound note.
对不起，我找不开10英镑的钞票。