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
I think so.
我想行了。
If at first you don't succeed, try, try again.
初试不成功，努力勿懈怠。
Well done, everyone, and congratulations to the winners.
你们个个表现出色，我谨向获胜者表示祝贺。