同样，数字电视转换后的一段时期，播出的数字信号也未必理想。

Also, in the days following the switchover, the digital signals being broadcast are unlikely to be up to snuff.

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因此，数字电视转换后一到两周，要使用机顶盒屏幕菜单定期扫描新的数字电视台。

So, for the first week or two after the switchover use the converter box's on-screen menu periodically to scan for new digital stations.

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向数字电视的快速转换令这个辩论日趋激烈，机顶盒能告诉我们一个用户是否为某个频道付了费。

The rapid shift to digital TV makes the debate especially pressing. Set-top boxes can tell whether a household has paid for a channel or not.

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