antigenic structure

例句：

1. 1.The study of the antigenic structure of a virus is crucial for understanding its pathogenesis.
   研究病毒的抗原结构对于理解其发病机制至关重要。
2. 2. The research on the antigenic structure of the virus has led to significant advancements in vaccine development.
   对病毒抗原结构的研究表明，这为疫苗开发带来了重大进步。
3. 3. The antigenic structure of the virus plays a crucial role in determining its virulence and host specificity.
   病毒的抗原结构对其致病性和宿主特异性起着关键作用。