Vfa
[医][=volatile fatty acid]挥发性脂肪酸
🗣️ 情景例句
Do you have a picture of her?
你有她的照片吗？
No one is a fool always, every one sometimes.
无人总是当傻瓜，人人有时当傻瓜。
She goes to work every day except Sunday.
除星期天外，他每天去上班。