smallpox 天花
variola minor 轻型天花
eradication 根除
outbreak 爆发
vaccination 疫苗接种
1. Historically, variola major was one of the deadliest diseases known to humanity.
历史上，大天花是人类已知最致命的疾病之一。
2. The World Health Organization declared the eradication of variola major in 1980.
世界卫生组织于1980年宣布大天花已被根除。
3. Medical museums display artifacts related to variola major to educate the public.
医学博物馆展示与大天花相关的文物以教育公众。
A: Did you learn about variola major in your history class?
A：你在历史课上学习过大天花吗？
B: Yes, we discussed how it was eventually eradicated through global cooperation.
B：是的，我们讨论了它是如何通过全球合作最终被根除的。
1) 恶性天花，症状严重，致死率高。
2) 天花的一种类型，另一种为轻型天花。
3) 历史上曾导致大规模流行和死亡的疾病。
4) 目前已被彻底消灭的传染病。
1. n. 大天花；恶性天花
e.g. The virus causing variola major was successfully contained by vaccination.
引起大天花的病毒通过疫苗接种得到了有效控制。
noun
1. The severe form of smallpox, characterized by high fever and deep, purulent lesions, with a high fatality rate. It has been eradicated worldwide.
Synonym: malignant smallpox, major smallpox