One approach towards reducing electronic junk, including spam in e-mail and on the Web, is to assign a small cost to the act of sending mail, or posting information on a Web site.

减少电子垃圾（包括电子邮件和 Web 上的垃圾信息）的一种方式是给发送邮件或在 Web 站点发布信息的行为加上一些成本。

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With the wide application of E-mail, all kinds of junk mail or virus have invaded the E-mail system, serious impacting on it's common using.

随着电子邮件的广泛应用，各种垃圾、病毒邮件入侵邮件系统，严重影响邮件系统的正常使用。

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The E-Mail system should prevent the hacker's attack, will prevent the junk email from overflowing, avoid the letting out of materials content of the sensitive mail at the same time.

电子邮件系统既要防止黑客的攻击，还要防止垃圾邮件泛滥，同时要避免敏感邮件资料内容的泄漏。

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At this point, I recalled a long-ago futile effort to unclog my junk e-mail account.

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But Clarke says users will simply ignore junk documents, much as they ignore junk e-mail.

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The law, which was overwhelmingly passed by Congress last year, makes it a crime to send junk e-mail using misleading subject lines or false return addresses.

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