Vfa
[医][=volatile fatty acid]挥发性脂肪酸
🗣️ 情景例句
I'm a student of the world; in other words I flunked out of high school.
我是社会学生，换句话说，我高中后就辍学了。
The doctor said it's just a slight infection, There's nothing to worry about.
医生说只是轻微的感染，不需要担心。
We regard them as unnecessary creatures that do more harm than good.
我们把昆虫当作害多益少的无用东西。