事实上，就算这种病毒携带者没有明显的热病性疱疹症状，病毒也会被传播的。
In fact, this kind of herpes can be spread even if the carrier has no visible fever blister.
科学家们认为，诸如引发唇疱疹的单纯性疱疹病毒的其它病毒也许采用了同样的机制。
Other viruses, such as the herpes simplex virus that creates cold sores, may use the same mechanism, the scientists figure.
这种高传染性的唇疱疹是通过与疱疹病毒携带者亲密接触而传染的。
Highly contagious, cold sores are spread through intimate contact with herpes carriers.
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