West Nile virus
US /ˌwest naɪl ˈvaɪrəs/
UK /ˌwest naɪl ˈvaɪrəs/
1.
西ナイルウイルス
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.
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The health department issued a warning about the spread of West Nile virus.
保健省は西ナイルウイルスの拡散について警告を発した。
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Symptoms of West Nile virus can range from mild to severe.
西ナイルウイルスの症状は軽度から重度まで様々です。