A useful analogy is the familiar cable TV box.

这与我们熟悉的有线电视机顶盒很类似。

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When I disconnected my cable TV box, I let it sit idly in the corner of my apartment for several weeks.

当我把有线电视盒电源断掉后，一连好几周我都还把它静静地留在公寓的角落。

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I also successfully tested the built-in TV function, which requires a cumbersome external attachment to work with a cable box.

我还成功检测了其内置的电视功能，这个功能需要一个以分线盒连接的笨重外接设备。

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The system can determine why a cable TV box isn't working or why the Internet connection is down and fix the problem in minutes.

NPR: Practically Human: Can Smart Machines Do Your Job?

Here's the scoop: CableCard is literally a card that you pop into the back of your TV set so that you can get rid of your digital cable box and plug that coax directly into your digital TV (it's sort of like how you can use analog cable on a cable-ready analog TV without a cable box).

ENGADGET: Get ready for CableCard

The typical American couch spud already has a number of "boxes" attached to his television set: A VCR, a cable-TV decoder box and perhaps a videogame console like a Sony PlayStation.

FORBES: WebCE