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
If we can't tie the tie,
假如我们弄不好领结，
Walk, don't run, to the nearest exit.
从最近的出口出去，别瞎跑。
There is hope so long as he is with us.
只要他在就有希望。