P.p.factor p.p.
[医] P.P.因子, 抗糙皮病因子
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
He who wants a mule without fault,must walk on foot.
指望驴子无缺点，只有自己徒步行。
especially when it was Hart who, in the end, overcame the attacking Indians.
特别是当哈特最后战胜了前来进攻的印第安人时，观众更能原谅他。