Dfe
abbr. derivative fighter engine 派生型战斗机发动机; derrick floor elevation 起重机基底海拔; double fish eye (buttons) 双鱼眼（照相机功能按钮）
🗣️ 情景例句
Oh, well, really ...
噢 哦 真的……
I'm not accustomed to going out after dark.
我不习惯在天黑了以后去外面。
How long has Kate been at her school?
凯特进校学习有多长时间了？