Currently, the methods used to assess an infection by America's Centres for Disease Control and Prevention lag an outbreak by a week or two.
现在这些方法已经被美国疾病控制预防中心用来估计稍后两周的疾病感染暴发情况了。
The methods used to assess an infection by America's Centres for Disease Control and Prevention lag an outbreak by a week or two.
被美国疾病控制预防中心用来评估感染的方法落后于疾病爆发一两个星期。
So for now, experts say, the best modes of prevention are to intensify use of the older methods of mosquito control and to lower the risk of being bitten using repellents and by wearing long sleeves.
专家们表示，迄今为止，最好的预防方式就是加强使用传统的蚊虫控制方式，通过喷洒防虫剂、穿长袖衣服，降低被蚊子叮咬的风险。
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