1·At a high level, metadata refers to information about data, such as its definition, structure, source, etc.
从高层面上说，元数据指关于数据的信息，比如数据的定义、结构、来源等等。
2·The book also presents at a high level the service lifecycle and governance processes that IBM recommends in its services offerings.
这本书同样还在高层展示了IBM在他们的服务产品中推荐的服务生命周期和治理过程。
3·At a high level, you apply authentication and authorization rigorously.
在高层上，严格应用身份验证和授权。
4·Instead of building physical models to scale, or using mathematical models, software designers typically "model" by writing high level code.
与建造物理模型或者使用数学模型不同的是，软件设计者靠编写高层的代码来建立“模型”。
5·Let's consider two ways to compare the two frameworks at a high level.
让我们考虑两种在高层上比较两个框架的方法。