名词中文翻译
中文翻译：流行率
同义词：
['incidence', 'prevalence rate']
例句：
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1.The prevalence of obesity in children has increased significantly over the past decade.
过去十年里，儿童肥胖的流行率显著增加。
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2.The prevalence of this disease is higher in certain regions of the world.
这种疾病在某些地区的流行率较高。
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3.Prevalence rates for various diseases vary greatly across different populations.
不同人群中各种疾病的流行率差异很大。