West Nile virus

US /ˌwest naɪl ˈvaɪrəs/
UK /ˌwest naɪl ˈvaɪrəs/
"West Nile virus" picture
1.

西尼罗河病毒

a flavivirus of African origin that is transmitted by mosquitoes and causes a disease of birds, horses, and humans, in whom it typically causes a mild feverish illness but can occasionally cause encephalitis or meningitis.

:
The health department issued a warning about the spread of West Nile virus.
卫生部门发布了关于西尼罗河病毒传播的警告。
Symptoms of West Nile virus can range from mild to severe.
西尼罗河病毒的症状从轻微到严重不等。