Retroviruses, for example, can only insert - can only transduce and express their DNA in cells that are dividing.

就以逆转录病毒为例,它们只能在分裂阶段的细胞里,转导并表达自己的基因

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They can transduce non-dividing cells so that's a good part.

能够很好的转导非分裂的细胞,这很好

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