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。

youdao

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。

youdao

Some of them are active against some viruses, fungi and cancer cell lines, and harmless to human normal cells.

某些抗菌肽还具有抗病毒、抗真菌及抑制癌细胞生长的作用。

youdao

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