The vaccine is derived from the most commonly circulating strain of rotavirus, and also offered good protection against some other strains across the two-year period.
这种疫苗是根据最常见的轮状病毒毒株制成的，而且在两年的时间里也能很好地保护人体不受其它一些毒株的感染。
Give your eyes time to relax, and a chance to get the blood circulating to prevent eye strain and stiff muscles.
要让眼睛放松，使血液循环尽可能顺畅，以防止眼睛疲劳和肌肉僵硬。
However, no-one outside of Mexico has yet died, leading to Suggestions that the severity of the cases there may be due to the strain mixing with a second unrelated virus circulating in the community.
然而，墨西哥城外没有人因此而死亡，这可以得出，疫情安全的严重性可能是由于在社区范围办传播的二级的不相联系的病毒和过度的紧张混淆起来。
A seasonal flu in the same H1N1 family as the pandemic virus has been circulating since 1977, but until now it was thought that this seasonal virus did not induce immunity to the pandemic strain.
自从1977年以来与H1N1族相同的季节流感作为大流行病毒一直在传播，但一直到现在为止，人们认为季节流感病毒对大流行病毒株不能产生免疫性。
Both the new strain and seasonal flus will be circulating in the world, increasing the risk of flus mixing in Mecca.
新流感病毒和季节性流感病毒将在全球传播，这也加大了不同流感病毒在麦加发生混合的危险性。
This specific H1N1 virus rapidly circulating around the world, then, is not a new phenomenon but simply a new strain of influenza.
因此尽管是一种新的流感病株，H1N1在世界各地的迅速传播却并非一种新现象。
Last month’s HPAI outbreak in Thailand’s Pichit province was caused by the same virus strain circulating in the area since 2003/4.
上个月在泰国披集府爆发的高致病性禽流感是由从2003/4年在该地区开始流行的同样病株所引起。
When you gain weight, the amount of blood circulating through your body increases. This increases the pressure of blood flow against your artery walls, which puts added strain on your heart.
体重超标会增加你患高血压的危险。当你体重增加，用于身体循环的血液总量增加。增加的血压不断地冲击着动脉的墙，造成了心脏的过分紧张。研究表明，如果你超重，减少目前重量的10%，即能帮助降低你的血压。
The FAO is concerned about a strain of H5N1, called 2.3.2.1, which has been circulating for several years but is now emerging as dominant in birds in Asia.
（联合国粮食及农业组织）十分担忧H5NA所出现的变异种，称为2.3.2.1。它已经出现了很多年了，但是现在在亚洲的鸟类上大规模地出现。
The FAO is concerned about a strain of H5N1, called 2.3.2.1, which has been circulating for several years but is now emerging as dominant in birds in Asia.
（联合国粮食及农业组织）十分担忧H5NA所出现的变异种，称为2.3.2.1。它已经出现了很多年了，但是现在在亚洲的鸟类上大规模地出现。
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