Many highly infectious diseases such as Bird Flue and SARS cant be controlled by a separate effort. It needs the joint efforts of the whole international community.
有些高度感染的疾病,比如禽流感和SARS靠单方面的力量无法控制,需要整个国际社会的联合动作。
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Diseases that jump from wildlife to humans, such as Ebola or bird flu, are on the rise and may worsen as the climate changes。