有一天您发现拿着一部昂贵的手机到处走是一件很愚蠢的事，因为到处都有公共电话亭、住宅电话和办公电话，您可以方便使用。
One day you think it's silly to walk around with an expensive phone when there are all these public pay phones, home phones, and office phones at your disposal.
或许有一天，你的衣服会对你说：“我发现您的血压升高，请稍坐片刻。”
So maybe someday, your clothes will say: “I detect a rise in blood pressure.Please sit down.
在一生的很多时间，您都在看电视。 突然有一天，出现了一个叫做HDTV的名词。
You've been watching television all of your life, and all of a sudden, along comes HDTV.
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