1·The database instances that exist today in large enterprise infrastructures started with an infrastructure as a service platform using license agreements that already exist.
目前大公司基础架构中存在的数据库实例已经开始使用基础架构即服务平台，并使用已有的许可协议。
2·The purpose of these diagrams is to convey the different points in the protocol stack at which intermediaries might exist between a client and a service.
这些关系图的目的在于揭示该协议栈中的不同之处，在该协议栈中，客户端和服务之间可能存在中介。
3·For the purpose of this example, assume that the service interfaces for each airline to return a frequent flyer's miles already exist and are well known.
考虑到本文的目的，假设每个航空公司返回频繁飞行乘客的里程数的服务接口已经存在，并得到了很好理解。
4·The data handler parsed the file, constructed a message and invoked the target service as many times as entries exist in the password file.
数据处理程序解析文件，构造相应消息，并根据密码文件中存在的条目数量调用目标服务。
5·The server service principal should exist in KDC database.
服务器服务主体应该在 KDC 数据库中。
6·Second, when you convert a partial feed into a full feed, you are actually creating a new RSS feed and this will only exist as long as the conversion service is in business.
第二，当你把一部分订阅源转换为全文输出时，你实际上是创建了一个新的订阅，这将只在转换服务生效时存在。
7·Figure 1 shows some typical data quality problems that can exist and that can complicate service design.
图1给出一些典型的数据质量问题，这些问题可能导致服务设计复杂化。
8·The software providing the business service could exist without the existence of the utility service.
软件提供的的业务服务可以不需要工具服务的存在而存在。
9·We like standards because they make developing service requesters and providers a lot simpler and faster, given the tooling and run time support that exist for the standards.
我们喜欢这些标准，因为在提供支持标准的工具和运行时情况下，它们可以使开发服务请求程序和提供程序简单得多、而且速度更快。
10·BlackBerry users suffered through a service outage all this week, stranding most of Washington D.C. and a fair portion of lower Manhattan without a real reason to exist.
黑莓用户一周内经历了数次服务故障，大部分华盛顿特区和一部分下曼哈顿区的黑莓用户都莫名其妙的“消失”了。