第三，目前绝对不存在什么电子邮件跟踪软件，所以这个流言很显然不可能是真的。
Thirdly, there is absolutely no e-mail tracing software that currently exists so it is absolutely impossible for this to be true.
这项研究跟踪了一个钓鱼程序。 这个钓鱼程序通过电子邮件传播，一旦打开，自动从互联网下载某个隐藏的恶意软件。
The study traced the spread of one particular spying malware, usually spread by a "phishing" email which, if opened, downloaded a hidden programme on to the computer network.
这项研究跟踪了一个钓鱼程序。 这个钓鱼程序通过电子邮件传播，一旦打开，自动从互联网下载某个隐藏的恶意软件。
The study traced the spread of one particular spying malware, usually spread by a "phishing" email which, if opened, downloaded a hidden programme on to the computer network.
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