1. The vaccination provides an antidiphtheritic effect, protecting against diphtheria infection.
疫苗提供了抗白喉的效果，能够保护免受白喉感染。

2. The antidiphtheritic serum is administered as a preventative measure in high-risk areas.
抗白喉血清在高风险地区作为预防措施使用。