最新英美报刊选读Unit 10 World Report Return 缩略词的用法 1.The WHO (World Health organization)kept its pandemic flu alert at the second highest level on Friday but said that future changes would reflect how severe an outbreak was as well as how widespread. 翻译：世界卫生组织周五把悬而未决的流感警告级别定在第 二最高级，同时表示未来变化将会反映疫情爆发的严重程度 和传播范圆。、最新英美报刊选读_Unit 10 World Report 1. The WHO (World Health organization) kept its pandemic flu alert at the second highest level on Friday but said that future changes would reflect how severe an outbreak was as well as how widespread. 翻译：世界卫生组织周五把悬而未决的流感警告级别定在第 二最高级，同时表示未来变化将会反映疫情爆发的严重程度 和传播范围。、 缩略词的用法