For example, by investing in midwives, Sri Lanka reduced its maternal mortality rate from more than 1,500 per 100,000 live births to about 30.
比如，通过在助产士方面的投资，斯里兰卡将其产妇死亡率从每100 000例活产婴儿中死亡1 500例降低到死亡30例。