Some viruses, for example, the coronavirus, are sneaky.

有一些病毒是狡猾的，比如冠状病毒。

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For one thing, some viruses may be too well hidden for scientists to see.

一方面，某些病毒可能隐藏太好以至于科学家难以发现。

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Unfortunately, he notes, cancer and some viruses seem capable of similar manipulation.

很不幸的是，癌症和一些病毒也有类似的能力。

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Genes exist in plants,animals, human beings and even some viruses.

VOA: special.2010.03.23

You know that some viruses use RNA as their genetic material and so their lifecycle is going to be slightly different than this.

有些病毒利用RNA作为遗传物质,而且正因如此,它们的生命周期,会与前者有所不同

耶鲁公开课 - 生物医学工程探索课程节选

These are some problems with retro viruses.

这就是症结所在了

耶鲁公开课 - 生物医学工程探索课程节选

Some viruses infected floppy disks so that systems were infected when the disks were read.

CNN: Technology - Analysis: Understanding viruses

On the other hand, some viruses have caused so much damage that a simple reinstallation of the operating system was insufficient to repair them.

CNN: Technology - Analysis: Understanding viruses

Some viruses spread by trying common passwords.

ECONOMIST: Online security