Service versioning enables users satisfied with an existing service to continue using it unchanged yet allows the service to evolve to meet the needs of users with new requirements.

服务版本控制可以让那些对现有服务满意的用户无需修改继续使用服务，同时允许服务为满足新需求进行演化。

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What is informing the experience of the users that are either satisfied with your app, or are e-mailing your customer service team griping about how awful the app works?

什么会使用户对您的应用程序感到满意，或者是什么使他们向您的客户服务团队发送电子邮件，抱怨应用程序有多糟糕？

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We do our best to provide domestic and foreign users with the satisfied products and good service!

公司竭诚为海内外用户提供满意的产品和周到的服务！

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CTIA's statistics department has been busy culling numbers about everything from the number of handsets and mobile devices currently available in the U.S. (630) to the percentage of wireless users who say they're satisfied with their service (69%).

FORBES: Telecom