epidemiogenesis

例句：

1. 1. Epidemiogenesis is the study of how diseases spread through a population.
   传染病发生学是研究疾病如何通过人群传播的学科。
2. 2. The research in epidemiogenesis has improved our understanding of infectious diseases.
   在传染病发生学方面的研究已经提高了我们对传染病的理解。
3. 3. The outbreak was caused by a new strain of bacteria that had not been previously identified.
   这次疫情是由一种之前未被识别的新细菌引起的。