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
Hello, Audrey.
哈喽， Audrey。
It is my own fault if I am deceived by the same man twice.
在同一个人那里上两次当只能怪自己。
It was usually very quiet, and he could see the park from his window.
那儿通常很安静，从他的窗户他可以看见公园。