当一项技术得到应用时，技术带来的影响远远超出了其本身的效用。
When a technology is deployed, its impacts reach far beyond itself.
还有一些人说，云计算是一种市场宣传，只不过是老技术(如效用计算、虚拟化或网格计算)换了张新面孔。
Others say that cloud computing is marketing hype that puts a new face on old technology, such as utility computing, virtualization, or grid computing.
与通过传统广播媒体进行广告的效用降低相对，企业开始大量利用社会网络技术与个体消费者的详细对话。
Combat declines in the efficacy of advertising through traditional broadcast media, and exploit social networking technology to converse in detail with individual consumers.
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