增强对天花的免疫力

выработать иммунитет к оспе

被动后天人工免疫力

passively acquired artificial immunity

我种过牛痘了， 所以对天花有免疫力。

I'm immune to smallpox as a result of vaccination.

免疫力遗传的、后天的或诱发的对特定的病原感染的抵抗能力

Inherited, acquired, or induced resistance to infection by a specific pathogen.

备解素，血清灭菌蛋白血清中与防御素协同参与身体的免疫反应的人体血液的天然蛋白

A natural protein in human blood serum that participates in the body's immune response by working in conjunction with the complement system.