Swine flu, formaiIy known as the A/ H1N1 flu, has dealt a second blow to countries already reeling from the global financial crisis. The World Health Organization (WHO) has issued warnings about a potential flu pandemic by raising its alert level.

相關(guān)熱詞搜索：Precautious Battle Ａ�。校颍澹悖幔酰簦椋铮酰蟆。拢幔簦簦欤� precautious precautions