Vfa
[医][=volatile fatty acid]挥发性脂肪酸
🗣️ 情景例句
I had a busy day. I'm done.
我今天很忙，现在精疲力尽。
We have confidence in your bamboo wares.
我们对贵方的竹制品质量充满信心。
I looked at my watch.It was true.
我看了一下我的手表，果真如此。