Apf
abbr. 动物蛋白因子（animal protein factor）；精确测位雷达（Accurate Position Finder）；纸张精轧机协会（Association of Paper Finishers）
🗣️ 情景例句
Isn't it exciting, Grandpa?
真令人兴奋， 是吗， 爷爷？
Words cut (or hurt) more than swords.
言语比刀剑伤人更厉害。
Thank you very much.
太感谢了。