Obesity is considered a world epidemic, but no efficient therapy is available so far. Different mechanisms were proposed to explain obesity condition.

肥胖症是一种全球性的“流行病”，但目前来看还没有有效的治愈方法。

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The World Health Organization says a cholera epidemic in Peru could spread throughout Latin America.

世界卫生组织说，秘鲁的流行性霍乱可能会席卷整个拉美。

《柯林斯英汉双解大词典》

The COVID-19 epidemic is still spreading rapidly throughout the world.

新冠疫情依然在全球快速蔓延。

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To others,they are enemies of the public health in a time of what the World Health Organization calls a "global obesity epidemic."

VOA: special.2010.04.12

The epidemic simply migrates from one part of the world to another."

如果流行就是简单地,从世界上的一个地方到另一个地方

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Tuesday was World AIDS Day, and the latest report on the epidemic provided some reason to celebrate.

VOA: special.2009.12.02

The world is battling an epidemic of drug-resistant TB.

WSJ: TB Fight Hits a Wall in India

Coming up, we'll talk with the U.S. Global AIDS coordinator about efforts by the faith community to help battle the epidemic around the world, and a little later we'll hear from you, your calls and emails.

NPR: Candidate's Wives Put Under the Microscope

Quite the contrary, its failure to sell triggered a Schadenfreude epidemic throughout the art world.

FORBES: Revenge of the Nerds