These teams are trained annually using a framework known as the three Ps: people, property, product.
2019年12月四级真题（第二套）阅读 Section B
英语六级真题
As the report authors point out, even near-misses might lead to the "creation of a burdensome regulatory framework and affect the future disposition of science CubeSats.
2019年6月六级真题（第三套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
体制;体系
A framework is a particular set of rules, ideas, or beliefs which you use in order to deal with problems or to decide what to do.