当志愿者们不洗手时，大部分病毒一个小时之后仍然存在。
When volunteers didn't clean their hands, most of the virus was still present an hour after exposure.
科学家发现，一些人的免疫系统只能识别部分病毒，而不是全部。
Scientists found that some people's immune systems could recognise parts but not all of the virus.
当病毒再次感染时，这群细胞能增殖并迅速动员起来，产生绝大部分病毒。
When the virus re-infection, the proliferation of these cells and rapidly mobilized to produce the vast majority of the virus.
美国卫生官员说，在美国有部分病毒样本和致命的墨西哥猪流感相匹配的病例。
U. S. health officials said Friday that some cases of the virus in the United States matched samples of the deadly Mexican virus.
恩替卡韦治疗慢性乙型肝炎：大多数的部分病毒学应答初治患者无需剂量调整。
Entecavir treatment for chronic hepatitis B: Adaptation is not needed for the majority of naive patients with a partial virological response...
这些免疫原应该能够引发常见病毒株，以及大部分病毒突变形式造成的免疫反应。
These immunogens should elicit immune responses against high frequency viral strains as well as against most mutant forms of the virus.
绝大多数人一周左右就能摆脱大部分病毒的困扰，不过有些病症时间长些，比如腺热。
The vast majority of people get over the vast majority of viruses in about a week, though there are some, such as glandular fever, which linger longer.
在免疫抑制时，这些细胞中的大部分病毒可能重新活化，开始活跃复制，导致细胞死亡和组织破坏。
With immunosuppression, the dormant JC virus in these cells may be reactivated and start active replication, causing cell death and tissue destruction.
在大部分病毒里能清晰地看到核芯壳，成熟的病毒从感染细胞的胞浆膜上出芽，在胞浆中还见到了花环状粒子和多板层结构。
The virions budding from cytoplasmic membrane of infected cells, the ring like particle and multilaminated structures in cytoplasm of infected cells were observed.
在大部分病毒里能清晰地看到核芯壳，成熟的病毒从感染细胞的胞浆膜上出芽，在胞浆中还见到了花环状粒子和多板层结构。
The virions budding from cytoplasmic membrane of infected cells, the ring like particle and multilaminated structures in cytoplasm of infected cells were observed.
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