Epf
abbr. electric and percussion fuze 电爆引信; electric and percussion fuze 电爆引信
🗣️ 情景例句
What do you do when you are not working?
工作之余你有什么消遣活动？
You'll hurt your finger, if you don't take care.
你不专心的话，就会伤到你的手指。
Excuse me. What is your full name, please?
请问，您的全名是什么？