Ppf

[医][=pellagra preventive factor]抗糙皮病因子,维生素pp

🗣️ 情景例句

Believe me, I won't.
放心, 我不会的。
Wickedness does not go altogether unrequited.
恶有恶报。
The bridge is so long that the shape of the earth had to be taken into account by its designer.
由于桥身太长,设计者不得不考虑了地表的形状。
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🔤 更多 P 开头的单词

pitcher 'pitʃə
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