But Ryan contends that those were localized outbreaks, often centered around schools and other institutions, and not the generalized onslaught expected during a pandemic.
而Ryan辩称，那些只是以学校或者其他机构周围的局部蔓延，而不是全球大流行病所要求的普遍蔓延。
The current AIDS epidemic emerged: the spread of fast, affecting a wide range of localized outbreaks of serious infection from high-risk groups to the general population and so on.
当前艾滋病的疫情呈现出：传播速度快，波及范围广，局部地区疫情严重，感染从高危人群向一般人群传播等特点。
The current AIDS epidemic emerged: the spread of fast, affecting a wide range of localized outbreaks of serious infection from high-risk groups to the general population and so on.
当前艾滋病的疫情呈现出：传播速度快，波及范围广，局部地区疫情严重，感染从高危人群向一般人群传播等特点。
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