polystichalbin

例句：

1. 1.The polypeptide has been shown to have anti-cancer properties.
   这种多肽已被证明具有抗癌性质。
2. 2. Polypeptides are often used in drug development as they can be easily modified.
   在药物开发中，多肽经常被使用，因为它们可以被容易地修改。
3. 3. The study found that polypeptides could help prevent the spread of disease.
   研究发现，多肽可以帮助预防疾病的传播。