Thanks to vaccines, both the morbidity rate and the mortality rate have decreased.

现在通过疫苗这种防护以后，发病率降低，死亡率就降低了。”

Their goal is to lower maternal mortality and severe maternal morbidity rates through quality and safety initiatives across the country.

他们的目标是通过 质量和安全新举措在全国范围内降低孕妇死亡率 和严重产妇并发症发病率。

Morbidity refers to the presence of disease, while morbidity rates tell us something about the frequency of disease within a given population.

发病率是指疾病的存在，而发病率告诉我们特定人群中疾病发生的频率。

Today, we learned about some of the indicators that help us measure health for different populations, including life expectancy, birth rates, mortality rates, and morbidity rates.

今天， 我们了解了一些帮助我们衡量不同人群健康状况的指标，包括预期寿命、出生率、死亡率和发病率。

If every pregnant woman in every community received this kind of high-quality care and delivered at facilities that utilized standard care practices, our maternal mortality and severe maternal morbidity rates would plummet.

如果每个社区的每个孕妇都能得到这种高质量的护理，并在采用标准护理做法的设施中分娩，我们的孕产妇死亡率和严重的孕产妇发病率就会直线下降。

And I’m sure it won’t surprise you to hear that morbidity rates within a society can vary a lot across demographic groups for a number of reasons, like the racial makeup of a society or the age profile of those people.

我敢肯定，由于多种原因， 一个社会的发病率在不同人口群体中可能存在很大差异，例如社会的种族构成或这些人的年龄概况， 您不会感到惊讶。