虽然许多公司渴望采用这种模式，但是在大多数情况下它都是不必要和非最优的——当然也不是最差的，其原因在于它很难实现。
While many companies aspire to this, for most it's unnecessary and not optimal -- not the least because it's hard to achieve.
Wink也为定义和实现资源、表示以及构成一个服务的统一方法提供了必要的基础架构。
Wink provides the necessary infrastructure for defining and implementing the resources, representations, and uniform methods that comprise a service.
想要实现Cooper的建议，开发者需要让用户执行的每一个操作可逆，这样做不仅代价高，而且在我来看也不是很必要。
To implement what Cooper suggests, developers need to make each action that the user performs reversible, which is both costly and in my opinion, not needed.
我觉得这是必要的。在这种情况下，世界各地的人们可以更容易的沟通。它帮助我们了解对方，也许世界和平的愿望也可以被实现。
I think it is necessary. In that case, people around the world can communicate more easily. It helps us understand each other, and maybe world peace can be achieved.
所以为了实现目标，一个关于汇率调整的更为系统的分析也是必要的，对于不同国家政策所产生的意外效果的评估也同样重要。
So, too, would a more systematic analysis of the exchange-rate adjustments needed to get there, as well as an assessment of the spillovers between countries' policies.
直接进行通用的段落自动对齐具有相当的难度，也不必要，鉴于此，提出将段落对齐转化成分段对齐进行实现。
Because it is difficult and unnecessary to align paragraphs directly, this problem is changed into a "segmentation and alignment" one.
直接进行通用的段落自动对齐具有相当的难度，也不必要，鉴于此，提出将段落对齐转化成分段对齐进行实现。
Because it is difficult and unnecessary to align paragraphs directly, this problem is changed into a "segmentation and alignment" one.
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