我们知道流行病学和全球趋势，知道对人类和经济造成的破坏方面，从富裕社会向贫穷和弱势群体的这种转变意味着什么。

We know the epidemiology, the global trends, and what the shift from affluent societies to poor and disadvantaged populations means in terms of human and economic wreckage.

youdao

人口和流行病学方面的转变现与营养和行为方面的转变结合起来，产生不祥的新趋势。

Demographic and epidemiological transitions now combine with nutritional and behavioural transitions to create ominous new trends.

youdao

人口和流行病学方面的转变现与营养和行为方面的转变结合起来，产生不祥的新趋势。

Demographic and epidemiological transitions now combine with nutritional and behavioural transitions to create ominous new trends.

youdao