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
Could you knead the dough for me?
你能帮我揉面吗？
You had better leave right now.
现在你最好立刻回去。
Hello, Jim! How are you?
吉姆，你好吗？