P.-p. factors
[医] 抗糙皮病因子, 抗蜀黍红斑因子, 烟酸
🧩 词语组成解析
n. 因素（factor的复数）
🗣️ 情景例句
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Vipers (adders) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇（蝮蛇）和响尾蛇产生血液毒素，称为溶血性毒液。