P.p.factor p.p.
[医] P.P.因子, 抗糙皮病因子
🗣️ 情景例句
No, I haven't. Would you show me where that is?
不，没去过。你可以告诉我去哪里吗？
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
It contained $300 in pennies.
他坚持要店员点清那些硬币后他才离去。