A process is defined by a process specification and an iteration structure.

流程由一个流程规范和一个迭代结构进行定义。

youdao

To allow recursion, a collaboration structure is nested within a class specification, which means that all instances of that class will have an internal structure specified by the class definition.

为了允许递归，协作结构被嵌套到类的规范中。这就是说这个类的所有实例都将有一个由类定义的内部结构。

youdao

Some of the important fields of this structure are the interface specification name service cache expiration age to know if the cache has to be refreshed.

这个结构中的重要字段包括接口规范名称服务缓存过期时间，这用于确认是否必须刷新缓存。

youdao

The specification of the legal rights that structure real-world markets have profound distributive consequences, and those are far from irrelevant to the justification of those rights.

FORBES: Will Wilkinson, Libertarian