1·Could it be the prevalence of tea in their culture?
是因为茶在他们的文化中流行而造成的吗？
2·The prevalence of several silkworm diseases has led to a decline in silk products. Especially in France, the silk industry has never recovered.
几种桑蚕疾病的流行导致了丝绸产品下滑。特别在法国，丝绸工业再也没有恢复。
3·Measures to reduce the prevalence of Campylobacter in poultry include enhanced biosecurity to avoid transmission of Campylobacter from the environment to the flock of birds on the farm.
减少弯曲杆菌在家禽中流行的措施包括强化生物安全，以避免弯曲杆菌从环境中传播到农场的鸟类之中。
4·WHO recognizes that the increasing prevalence of childhood obesity results from changes in society.
世卫组织认识到儿童期肥胖症日趋流行是社会变化的结果。
5·An accompanying commentary points out that in the last decade the prevalence of Type 2 diabetes has increased by almost a percentage point.
随之而来的一份评论指出：在上个十年，流行的2号糖尿病发作率增加了将近一个百分点。