junk mail filtering

基本解释

The authors analyze the essence of some existing algorithms of junk E-mail filtering rules and give the way to represent an E-mail as a transaction.
该文对现有电子邮件系统中存在的安全性、垃圾邮件、邮件分类、信箱命名资源等问题进行了分析。
Current approaches aren't working; even though home users and many companies started filtering their email two years age, the overall amount of junk mail has ballooned exponentially.
目前采用的方法都不可行。虽然两年前家庭用户以及许多公司用户都已开始使用邮件过滤功能，但垃圾邮件的总量还是呈几何指数增长。
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It relies on your email service's junk-mail filtering system, such as the ones built into Gmail, Yahoo Mail or your company's email system, to clear out the spam before it gets to the phone.
它依赖于你的电子邮件服务的垃圾邮件过滤系统，如Gmail、雅虎邮件或你所在公司的邮件系统在手机收到垃圾邮件之前清除它们。