1.If the virus cannot replicate itself, it cannot cause illness.

1.如果不变异，也就不够诱发疾了。

2.Computer viruses are small programs, they replicate by attaching a copy of themselves to another program.

2.计算机是些小程序，它们把自己的个副本附加个程序上面进复制。

3.Infection of tumor cells with conditionally replicating adenovirus results in tumor-specific replication,subsequent oncolysis and release of the virus progeny.

3.增殖型腺在肿瘤细胞中复制并裂解肿瘤细胞,释放出的子代再感染邻近肿瘤细胞直至完全杀灭肿瘤,却不影响正常细胞的功。

4.So far, XMRV, known fully as xenotropic murine leukemia virus-related virus, doesn't appear to replicate as quickly as HIV does.

4.迄今为止，全称异嗜性小鼠白血相关(Xenotropicmurineleukemiavirus-relatedvirus)的XMRV的复制速度似乎不像艾滋那么快。