The experience of treating thousands of patients over the years has led to improved medical practices.

这几年来中心治疗了数千名病人，也因此促进了医疗水平的提高。

Holmes is trying to improve practices at the Museum of the Bible.

霍姆斯正试图改善圣经博物馆的做法。

Thanks to U.S. support, USAID Agro Horizon participants have doubled or even tripled yields, and have improved their marketing and pricing practices.

多亏了美国的支持，USAID农业地平线项目参加者的产量翻倍甚至是以前的三倍，市场和价格都有所改善。

Understanding why such differences in care arise will help all doctors improve their practice.

了解为什么会出现这样的护理差异将有助于所有医生改善他们的医疗实践。

Today, districts are revamping the way they evaluate teachers, but we still give them almost no feedback that actually helps them improve their practice.

如今，各个地方正在改革对教师的评估方式，但我们几乎仍没有给他们有价值的反馈。

Many of these maps, like those of the Spanish and Portuguese imperialists of the 16th century, did more to illustrate dominance and ambition than to improve cartographical practice.

这其中的很多地图，比如16世纪西班牙和葡萄牙的地图，更多地是为了显示帝国的统治和野心，而不是为了提高制图技术。

So for us, the fastest, easiest way to improve our hiring practices was remove any up-front questions about criminal history on our job applications.

因此，对我们来说，改进我们的招聘做法的最快、最简单的方法是在我们的工作申请中删除任何关于犯罪历史的前期问题。

The United States is assisting Haiti in meeting its critical housing shortage, providing for Haiti’s growing energy needs, and helping farmers improve their agricultural practices.

美国正在帮助海地解决其严重的住房短缺问题， 满足海地日益增长的能源需求， 并帮助农民改善农业生产方式。