在这个使用普通服务器硬件和零许可证成本软件的年代，可伸缩性常常使我们能够更有效地将应用程序扩展到更多的机器，而不是像以前升级为更庞大的服务器。
In a era of commodity server hardware and zero license-cost software, it can often be more effective to scale an application across many machines rather than on ever-larger servers.
它是下一代的客户机，具有升级的即时消息传递用户体验，交付了一种构建于Eclipse框架之上的可扩展插件模型。
It is the next generation client with an upgraded instant messaging user experience that delivers an extensible plug-in model built on the Eclipse framework.
虽然对于可扩展性存在有非常多的定义，而这些定义的共同点就是能够添加及合成新的函数，或者基于已有的代码能够进行技术上的升级。
Although there are many definitions, the common theme amongst them is the ability to add and incorporate new functionality, or technical advances, into an existing code base.
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