Stateless services are unaware of transactional state; therefore they cannot be requested to "roll-back" a set of changes if a transaction fails.
无状态的服务意识不到事务状态，因此如果事务失败时，不能请求它们“回滚”一组变更。
At the end of this phase, you will have proved the technical solution across a wider set of projects and are ready to roll it out across the organization.
在这阶段的最后，你可以在一个比较广泛的范围里验证技术解决方法，并且为它在组织中的延展做好准备。
The key here is to plan out the feature set and then a devise a roll out project plan that allow small amounts of functionality over a period of time.
这里的关键是为功能设置做规划，然后设计一个在一段时间内允许少量功能的项目推广计划。
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