develop immunity from disease

• 增强免疫力

develop immunity from disease的用法和样例：

例句

1. Fighting against wrong ideas is like being vaccinated -- a man develops greater immunity from disease as a result of vaccination.
   同错误思想作斗争，好比种牛痘，经过了牛痘疫苗的作用，人身上就增强免疫力。
2. Now traditional Chinese medicine to improve one's immunity has become a fast-selling product.
   现在增强免疫力的中药成了抢手货。