一场病毒引起的疾病使她走路十分困难。
该病毒是一种十分有效的光线收集机，还附带着卟啉。
The virus is a very efficient harvester of light, with these porphyrins attached.
轮状病毒分许多不同的病毒株。
作为“基本卫生”一揽子计划的一部分，马拉维已迅速推广了其艾滋病毒治疗。
Malawi has rapidly expanded its HIV treatment as part of an "essential health" package.
在需要获得抗逆转录病毒治疗者中，仍然只有三分之一的人获得此种治疗。
Antiretroviral treatment is still only available to one third of people in need.
不加任何保护，直接暴露在这些病毒下是十分危险的。
It 's very dangerous to be exposed to these viruses without any protection.
艾滋病病毒是一种十分脆弱的病毒，它对热和干燥十分敏感。
AIDS virus is a very fragile virus, its very sensitive to heat and drying.
尼泊尔表示他们十分关注禽流感病毒的扩散。
非脊髓灰质炎肠病毒十分常见。
一部分候鸟在传播该种病毒方面的作用现在仍处于研究阶段。
The part of migratory birds play in spreading the virus is still being studied.
是否能做到百分之百阻隔所有病毒？
埃博拉病毒的症状十分恐怖。
三分成之一至一半的普通感冒都由鼻病毒引起。
They are responsible for anywhere between a third and half of all common colds.
三分成之一至一半的普通感冒都由鼻病毒引起。
They are responsible for anywhere between a third and half of all common colds.
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