polypeptide drug

例句：

1. 1.The new drug is designed to target the cancer cells in the body.
   这种新药旨在针对体内的癌细胞。
2. 2. Polypeptide drugs are often used in cancer treatments.
   多肽药物常用于癌症治疗。
3. 3. The research team has developed a new polypeptide drug that shows great promise.
   研究小组开发了一种具有巨大潜力的新多肽药物。