Epf
abbr. electric and percussion fuze 电爆引信; electric and percussion fuze 电爆引信
🗣️ 情景例句
Her enthusiasm died away.
她的热情逐渐消失了。
We'll talk about it later.
再说啦！
How it came about that snakes manufactured poison is a mystery.
蛇是怎样产生毒液的，这是一个谜。