Bfk
abbr. Becker-Fulde-Keller theory 贝克尔-富尔德-凯勒理论; bovine fetal kidney 牛胎肾
🗣️ 情景例句
Why is he blowing his horn like that?
为什么他这样子按喇叭？
You can't make omelets (or omeletts) without breaking eggs.
有失才有得。
I'm afraid I can't.
恐怕不能。