英语语法分析

Immunotherapy is another new approach that stimulates immune cells to enhance their anticancer activity.

免疫疗法是另一种新方法，它能刺激免疫细胞以提高其抗癌的活性。

For instance, many of the recent and upcoming anticancer drugs are custom-designed biological molecules.

例如，最近和即将出现的抗癌药物中，有很大是定制设计的生物分子。

Currently, many anticancer drugs are difficult to deliver to patients due to their difficulty to be soluble in water.

目前很多抗癌药物很难输送给病人，因为它们溶于水。