The new epidemic spread throughout the country.

那种新传染病蔓延到了全国各地。

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Based on the theory of complexity adaptive system, we build a cellular automata model to simulate the complex process of epidemic spread.

从复杂适应系统的观点，通过建立元胞自动机模型的方法模拟疾病传播这个复杂的过程。

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The survey discovered that not only has this epidemic spread across the globe, but 81 percent of consumers admitted that they have cheated multiple times.

调查显示，这种行为不仅传遍全球，而且有81%的用户承认他们屡次这样做。

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(Recording) Toure says civil society groups face many challenges to changing the way the epidemic is spread including finding sustainable financing, integrating the work of anti-tuberculosis campaigns, reducing the stigmatization and discrimination surrounding the disease, improving access for treatment, and boosting efforts to prevent mother-to-child transmission.

VOA: standard.2009.10.21

Two years ago, the Brazilian government launched a multi-million dollar programme to tackle what it called the epidemic spread of crack.

BBC: Sao Paulo crack addicts face obligatory treatment

Should an epidemic spread inside the firm, it could wreak havoc on the Immigration and Naturalization Service's database, disrupt Continental Airlines' flight operations or destroy Medicare records.

FORBES: Scare Tactics

And the pertussis epidemic has spread to Ohio, where two counties collectively report 910 cases this year, the largest number in 25 years.

FORBES: Why Do We Need To "Recontrol" Whooping Cough?