名词

1.流行病

2.（流行病的）流行，传播

3.（思潮、风尚等的）流传，盛行

4.迅速增长（如昆虫的突然大量增长）

a.

1.（疾病）流行性的

2.流传极广的，极为盛行的

3.有感染力的

词形变化

形容词epidemical

副词epidemically

名称epidemicity

英语解释

a widespread outbreak of an infectious disease; many people are infected at the same time

(especially of medicine) of disease or anything resembling a disease; attacking or affecting many individuals in a community or a population simultaneously