今年年初,一股猝不及防的流感风暴横扫美国41个州,目前已导致74人死亡,死者主要是65岁以上的老人及儿童。这次流感疫情引起了全球的关注。此次流感疫情发生在冬末春初,正值天气转暖,万物复苏之时,而此时也正是各种病原微生物繁殖生长作祟之际;加之早春气候多变,冷暖莫测,很多人抵抗力减弱或对外界环 Earlier this year, an unexpected catch-up flu storm swept across 41 U.S. states and has now led to 74 deaths, mainly of the elderly and children over the age of 65. The flu outbreak has aroused global concern. The flu outbreak occurred in the late winter and early spring, when the weather is getting warmer, when the recovery of all things, but this time it is all kinds of pathogenic microorganisms reproduce the growth of mischief occasion; combined with early spring climate change, unpredictable, many people resist Weakened or bound to the outside world