Homezone is based on a set-top box that contains a satellite receiver and DVR and also plugs into a fixed-line broadband link.

家庭地带的代服务的关键就在于制顶盒，这种制顶盒内包括一个卫星接收器，一个数字录像机和一个宽带网络连接插口。

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The system, which sells for $150 at Best Buy, has a DVR and pulls in both over-the-air TV broadcasts and on-demand content from the Internet.

该系统售价一百五十美元，它有一个DVR并且能够导入无线电视广播节目和来自互联网的即时点播内容。

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Your dishwasher, your car, your DVR all serve a practical, well-defined purpose. Today’s humanoids, meanwhile, serve almost no practical function.

我们知道，洗碗机、汽车、录像机等等都用实用而明确的功能定位，相比之下，仿人机器人几乎没有确切的功能定位。

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You can't really afford to DVR a sporting event.

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But this is a DVR, not a heart-lung machine.

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Of course, the DVR is popular because it's not tied down by content windows, so as long as streaming content has a shelf life out of our control, the DVR is a necessary evil.

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