A.p.f.
[医] 动物蛋白因素
🗣️ 情景例句
I didn't want to play charades,
我不想玩哑谜，
Whatever is worth doing at all is worth doing well.
凡是值得做的事，就值得做好。
What is your best price on this item?
此一品目的最低价是多少？