Viruses tend to be good at surviving when a computer system crashes.

病毒往往在电脑系统瘫痪时仍然存在。

《柯林斯英汉双解大词典》

It advised people to follow general infection control practices and good hygiene to reduce transmission of all viruses.

它建议人们遵守惯常的防传染措施，保持良好的个人卫生，从而遏制一切病毒的传播。

youdao

Foods usually provide a good milieu for the persistence of viruses.

食品通常为病毒存续提供了一个良好的栖身所。

youdao

The kinds of viruses that we get when we have colds are very good at infecting the respiratory system.

我们感冒时感染的各种感冒病毒,就非常精于感染呼吸系统

耶鲁公开课 - 生物医学工程探索课程节选

If you can genetically engineer viruses like this and viruses have all those good properties as gene therapy vehicles that I described.

如果你能像我说的这样在遗传上改造病毒,加之病毒具备诸多优点,适合作为基因治疗的载体

耶鲁公开课 - 生物医学工程探索课程节选

In addition, while this year's vaccine was considered a good match for the most common circulating flu viruses, it only provided 47% protection against H3N2, the main virus.

CNN: Flu vaccine less effective, especially among elderly

This year's vaccine is well matched to the circulating viruses and, while not perfect, provides good protection.

CNN: In the future, get vaccinated earlier

The match for influenza B viruses, the second-most common this season, wasn't as good.

CNN: Had a flu shot? You'll be OK -- maybe