直到这几年Apple公司才将收费策略转向多重价格策略，在美国每首在iTunes上的歌统一价格为99美分，而在英国是79美分。
Until April this year, when it switched to a multi-tiered pricing system, every song available on iTunes cost a uniform 99 cents in America, 79 pence in Britain and so forth.
Rational 统一过程将 UCM 定义为 "在软件系统开发（从需求到发布）的过程中管理变更的Rational 软件的方法。
The Rational Unified Process defines UCM as "Rational Software's approach to managing change in software system development, from requirements to release.
我们将逐渐向联合存储库添加一些存储库，并演示为进行用户和组管理，作为一个逻辑统一的存储库查看不同存储库的能力。
We will progressively add repositories to the federated repository and demonstrate the ability to view the different repositories as a logically unified repository for user and group management.
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