immunological adjuvant

例句：

1. 1. The vaccine is an immunological adjuvant that helps the body's immune system fight off the virus.
   疫苗是一种免疫佐剂，帮助身体免疫系统抵抗病毒。
2. 2. The immunological adjuvant in this vaccine has been shown to significantly boost the effectiveness of the treatment.
   这种疫苗中的免疫佐剂已被证明能显著提高治疗的有效性。
3. 3. The development of new immunological adjuvants is a key area of research in the field of vaccine development.
   新免疫佐剂的开发是疫苗开发领域的一个关键研究领域。