VOA慢速英语:Study: Pregnant Women Not Gaining Access to Malaria Prevention

短语讲解：

1. For example, for the past 20 years, the World Health Organization (WHO) has advised pregnant women in areas with high rates of malaria to sleep on the bed nets treated with insecticide.

for example 比如
例句：For example, consider incomplete contracts.
比如考虑一下不完整的合同。

2. Miss Hill says a review of 98 studies found a number of barriers to malaria prevention, these included unclear policy and guidance from government ministers and health care officials.

a number of 许多的；一些
例句：This suggests a number of things.
这说明了几件事。

3. "They were unclear on when to give it whether it could be given to women on an empty stomach, whether it should be given under observation in clinics, and so on and so forth."

so forth 等等
例句：That in turn would spawn work in nearby coffee shops and so forth.
它能够为周边的咖啡店等产业依次带来不少工作机会。

4. Miss Hill says countries can reduce the number of deaths and early births due to malaria by following the WHO policy on intermittent preventive treatment.

due to 因为,由于
例句：Police say it's due to better policing.
警察说这是因为加强了治安。