There are also system actors, external systems that your system interacts with, which in the case of data warehouse projects, would be the legacy data sources that you extract data from.
还有一些系统参与者，它们是与您的系统进行交互的外部系统，在数据仓库项目的例子中，将是您要从中提取数据的遗留数据源。
Do you develop your own products, work on customer projects, offer consulting services, or maintain and support a legacy system?
您是在开发自己的产品、从事客户项目、提供咨询服务，还是维护和支持遗留系统？
Old projects exist as well (and this is OK) as it allows for developers to also learn how to maintain legacy systems.
老项目的存在(这个也很有帮助)，因为它可以让程序员学会如何维护遗留系统。
The granularity of the project is important: smaller projects should use service adaptors and service proxies to connect to legacy functionality, or functionality not SOA-enabled.
项目的粒度非常重要：较小的项目应该使用服务适配器和服务代理来连接遗留的功能或者不支持 SOA 的功能。
This is why many projects designed to improve the quality of legacy applications fail to do so.
这就是为什么许多设计成提升程序质量的项目，没有做到这一点的原因。
There are no green field projects in the real-world as legacy applications (legacy application is a synonym for existing applications) always have to be taken into account.
在真实世界中，并没有全新的项目，必须始终考虑遗留系统(遗留系统是现有系统的同义词)。
This axiom is reasonable for "legacy" applications, but it would be better to verify my original intuition so that new development projects could choose the right approach for the right situation.
这句格言对于“早期的”应用程序非常合理，但能验证我原来的直觉则更好，因为新开发项目可以在适当的情况下选择适当的方法。
Business alignment is a factor that drives the enterprise SOA and distinguishes it from legacy technology integration projects.
业务排列是驱动企业SOA，并将其与合法技术集成项目相区别的一个因素。
Legacy translations from previous projects can be added to a new translation unit using <alt-trans> elements. Translators can use these translations as a guideline.
以前项目中的遗留翻译结果可以使用
For example, you might be debugging a solution that includes legacy DLL projects that are well tested and thoroughly debugged.
例如，您可能正在对一个包含旧版DLL项目的解决方案进行调试，而这些项目已经过全面测试和调试。
For example, you might be debugging a solution that includes legacy DLL projects that are well tested and thoroughly debugged.
例如，您可能正在对一个包含旧版DLL项目的解决方案进行调试，而这些项目已经过全面测试和调试。
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