P.p.factor p.p.
[医] P.P.因子, 抗糙皮病因子
🗣️ 情景例句
Dad was a busy doctor,
爸爸是个很忙的医生，
A colt you may break,but an old horse you never can.
小驹犹可练，老马最难驯。
Why do you think we can't change your note? Of course we can.
为什么你认为我们破不开你的票子呢？当然我们能破开的。