propagation reaction

例句：

1. 1. The propagation of the virus is a complex process that requires careful monitoring.
   病毒的传播是一个复杂的过程，需要仔细监控。
2. 2. The study of propagation reactions in biology has led to new insights into genetics.
   生物学中传播反应的研究为遗传学带来了新的洞见。
3. 3. In the field of medicine, understanding the propagation reaction of antibiotics is crucial for effective treatment.
   在医学领域，理解抗生素的传播反应对于有效治疗至关重要。