Bcf
[医][=bacterial chemotactic factor]细菌趋化性因子
🗣️ 情景例句
Oh, I like it.
噢， 我喜欢哑谜。
I've got a pain in my neck.
我的脖子痛。
I can see why you are having some problems with it.
我明白为什么你用起来会有问题了。