Fac
abbr. 空军前进引导员（forward air controller）；联邦咨询委员会（Federal Advisory Council）；联邦航空委员会（Federal Aviation Commission）
🗣️ 情景例句
He and my Grandpa both went there.
他和我爷爷都曾在那儿读书。
One foe is too many; and a hundred friends too few.
朋友成百犹觉少，仇敌一人已嫌多。
Sometimes they eat it in the park or on the road. This take-away food is very popular.
有时他们在公园里或路上食用。这种方便食品颇受欢迎。