So, conceptually, a DSL solution includes two logical tiers: a data services orchestration tier that supports the referred to system process and a data integration tier.
因此，从概念上讲，DSL解决方案包括两个逻辑层：数据服务编排层(此层支持所引用的系统进程)和数据集成层。
At the data services orchestration tier, caching is supported by a specialized data caching service.
在数据服务编排层，缓存由专门的数据缓存服务提供支持。
A model object is an ActionScript class that holds data in the application and maps to a remote object (TimeEntry.php) in the PHP services tier.
模型对象是一个actionscript类，它携带应用程序中的数据并映射到php服务层中的一个远程对象(TimeEntry . php)。
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