Used by infrastructure runtimes to provide conformance checking prior to handoff to upper-level service business logic.

由基础结构运行时使用，在提交给上一层服务业务逻辑之前提供符合性检查。

youdao

ChongQing is the economic center city that the city is the upper stream region of Yangtze River, should have the infrastructure of the high level.

重庆市作为长江上游地区的经济中心城市，应该具备高水平的基础设施。

youdao

In the new economic phase, knowledge will no longer be society's "upper construct". It will replace capital, infrastructure and materials as the most important productive force.

在新的经济阶段里，知识将不再是社会的“上层建筑”，将取代资金、设备和材料而成为社会的第一生产资料。

youdao

There was criticism, too, of the fact that many projects were of a kind more likely to benefit the middle and upper classes which, in poor countries as in rich ones, are often better able to take advantage of infrastructure, such as new hospitals, which the bank helps to create.

ECONOMIST: The World Bank and global health