技术让你能够明确地表明正当中断通话的意愿，这一点是正确的——你可以通过呼叫者的编号信息回避不想接听的电话（加到免打扰列表），或者通过在“国家谢绝来电登记处”（National Do Not Call Registry）登记来拒绝电话推销员的来电。

It's true that technology lets you explicitly indicate allowable interruptions -- you can use caller ID to dodge unwanted calls or sign up at the National Do Not Call Registry to nix telemarketers.

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