Pfd
abbr. 程序流程图（Process Flow Diagram）；主飞行显示（Primary Flight Display）；个人漂浮设备（Personal Flotation Device）
🗣️ 情景例句
How long will it take to get some more in from the factory?
从工厂再运一些货过来要多久？
We are sorry to delay the shipment because our manufacturer has met unexpected difficulties.
恕延期货船，因为我们厂家遇到了预料不到的困难。
Lucy and Wei Hua meet outside Lucy's house.)
（露茜和魏华在露茜家外面相遇。）