世界爆發H7N9 考試圍繞禽流感

目前，人類正密切關注禽流感的發展趨勢，並採取各種措施預防人感染禽流感。以下是有關禽流感的一些表達方式：
禽流感　avian influenza,bird flu
世界衛生組織官員警告說，H5N1型禽流感病毒正在變異成一個新亞型，這種變異後的病毒亞型能在人與人之間傳播。
WTO officials warned that H5N1 bird flu strain was mutating into a new subtype,which could be transmitted among humans.

全球性禽流感的爆發　

a global outbreak of bird flu

感染高致病性禽流感　to be infected with highly pathogenic bird flu

遏制禽流感的流行　

curb/contain the epidemic of bird flu

接受檢疫和消毒　

receive checkup and disinfection

消除感染源，切斷感染渠道　

to get rid of any contagious source and cut the infectionc hannel

建立全國性的監測網絡和應急計劃以預防禽流感　

to set up a national monitoring network and emergency response plans to prevent any future bird flu epidemic