因此如果您知道服务是静态的，并且不会变化，那么您就可以在抽象的食物链上再上升一层。

So if you know that the service is static and won't change, then you could climb one more level up the abstraction food chain.

youdao

从导航到URL映射及模板语言的编写，所有内容都由一个额外的错误检测及静态分析层所支撑。

From navigation, to mapping URLs, writing template expressions, everything is supported with an extra layer of error-checking and static analysis.

youdao

在清单2中，代码首先包含了MDB2_Schema包所需的类文件，然后通过调用其静态方法factory以初始化mdb2抽象层。

In Listing 2, the code first includes the necessary class file for the MDB2_Schema package, and then initializes the MDB2 abstraction layer by calling its static factory method.

youdao