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
I hear it from my patients.
我是从我的病人那儿听到这些的。
Truth is the daughter of time.
真理是时间的女儿。
what would civilization be like without its benefits?
如果不受其惠，文明将会是个什么样子呢？