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
What do you do at Universe Toy Company?
你在宇宙玩具公司做什么工作？
Wouldn't you like some coffee?
你想要一些咖啡吗？
for the basket contained two Members of Parliament and the Commanding Officer of the station!
因为筐里是两名国会议员和一名基地的指挥官！