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
Here's my visa card.
这是我的visa卡。
To conduct an orchestra
指挥交响乐
I would like to express to all of you here our sincere welcome.
让我向在座诸位致以最真挚的欢迎。’