1·The user cache service checks whether details of the user exist in the cache.
user cache service检查用户的详细信息是否存在于缓存中。
2·The input file might not exist, or this user might not have permission to read it.
输入文件可能不存在，或者该用户可能没有这个文件的读权限。
3·If any corporate standards exist — such as data naming conventions, user interface design guidelines, programming guidelines, or modeling guidelines — you adopt them at this point.
如果存在企业标准——例如数据命名规范、用户界面设计指南、程序设计指南，或建模指南——那么在此采用它们。
4·If one does not exist, a SQL0286N error will be returned to the user or application.
如果不存在这样的标空间，则将向用户或应用程序返回SQL 0286n错误。
5·If you want to create a new user, the defined new user must not exist in any of the hosts.
如果您希望创建一个新用户，那么任意一个主机都不能存在与所定义的新用户相同的用户。
6·For it to be useful, there must exist a program that exploits its functionality and provides a user interface.
为了使它有用，必须存在一个利用其功能并提供用户界面的程序。
7·If some SDK applications exist, one could make them run on specific hosts outside of the end user realm.
如果存在其他SDK应用程序，可以让它们在最终用户领域外的特定主机上运行。
8·If two libraries exist that define conflicting members, the members are aggregated and noted in the user interface where relevant.
如果存在两个定义冲突成员的库，则在相应的用户接口中聚合并注释这些成员。
9·Locks may exist across user interactions, which means that they may be abandoned, and therefore a lock timeout strategy is required.
锁可以存在于多次用户交互之间，这意味着它们可能会丢弃，因此需要制定锁的超时策略。
10·For example, if multiple namespaces exist, the user will be required to select a namespace.
例如，如果存在多个名称空间，就要求用户选择一个名称空间。