The basic mechanism of viral attack is that the viruses replicate themself using the host ' s ( in this case is " our " ) dna genetic replication system 滤过性病毒攻击人体的基本机制是病毒能够通过使用病人身体中的dna基因复制系统来复制自己。
2.
The basic mechanism of viral attack is that the viruses relicate themselves using the host ' s ( in this case is " our " ) dna genetic replication system 滤过性病毒能够引起疾病的机制是，病毒能够通过使用病人身体中的dna基因复制系统来复制自己。
3.
The basic mechanism of viral attack is that the viruses replicate themselves using the host ' s ( in this case is " our " ) dna genetic replication system 滤过性病毒能够引起疾病的机制是，病毒能够通过使用病人身体中的dna基因复制系统来复制自己。
4.
The basic mechanism of viral attack is that the viruses replicate themselves using the host ' s in this case is " our " dna genetic replication system 滤过性病毒能够引起疾病的原因是，病毒能够通过使用病人身体中的dna基因复制系统来复制自己。
