流感的

"The transmissibility and geographical spread of the 1889 influenza pandemic,"作者 Alain-Jacques Valleron, Anne Cori, Sophie Valtat, Sofia Meurisse, Fabrice Carrat和Pierre-Yves Bolle

一份关于1889年&俄罗斯流感&——它被认为是在铁路和蒸汽船改变了世界旅行之后最早的大流行——提示这种病毒可能仅仅用了4个月就环游了地球。

Results Positive selected codons were different in groups corresponding different periods.

结论分析结果提示流感病毒HA1序列在进化过程中的正向选择位点并非恒定，而是在不同年代中存在更替趋势。

Territorial disputes, North Korea's continued dalliances with long-range missiles and nuclear bombs, and bilateral trade tensions demand attention, along with the global economic crisis and swine flu.

两国目前面临的一系列问题让人望而却步：领土争端，朝鲜接二连三试射远程导弹和试验原子弹，双边贸易摩擦升温，以及全球经济危机和猪流感。

These urge local officials to balance the risk of flu in their communities with the problems that school dismissals could cause.

这些准则推动本地官员平衡他们社区的猪流感风险，如有需要学校可关闭。

These urge local officials to balanceto risk of flu in their communities with the problems that school dismissals could cause.

那些方针敦促当地官员在学校疏散可能引起的问题和流感扩散风险做出权衡。

These urge local officials to balance the risk of flu in their communities with the problems that school dismissals could cause.

这些力促当地官员平衡他们社区流感风险问题，学校解职引起的问题。

These urge local officials to balance to risk of flu in their communities with the problems that school dismissals could cause.

那些方针敦促当地官员在学校疏散可能引起的问题和流感扩散风险做出权衡。

Finally, the association said prospectie mothers should aoid contact with people who hae the flu or other illnesses that can cause feers.

最后，协会说准妈妈们应该避免接触流感病人或患有其他可引起发烧的疾病患者。

The World Health Organization is planning to hold a scientific review today to discuss the latest development in fightings about the swine flu virus.

世界卫生组织计划今天召开一个科学评论会讨论发现猪流感病毒的最新进展。

It is hard to develop a perfect vaccine against seasonal influenza because it is so fleet-footed.

由于季节性流感总是一闪而过，人们很难研制出完美的疫苗。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。