immune
/ˌɪmˈjun/
a person who is immune to a particular infection
Chinese meaning: 免疫者；有免疫力的人
After vaccination, she became an immune to the disease.
接种疫苗后，她成为了对该疾病有免疫力的人。
The study tracked immunes to understand long-term protection.
该研究追踪了免疫者以了解长期保护效果。