世卫组织将继续要求这些国家对首例确诊病例作出报告，并要求尽可能提供每周汇总病例数目，同时提供早期病例的描述性流行病学情况。
WHO will continue to request that these countries report the first confirmed cases and, as far as feasible, provide weekly aggregated case numbers and descriptive epidemiology of the early cases.
在好的高中上3年学，可花去3000美元，而高中适龄劳动者可以赚取每月150元，这是一个约8,400元的成本差异，这对贫苦农民家庭是一笔不小的数目。
Good high schools can cost $3,000 for three years, and a high-school-age laborer can earn $150 a month; that’s a cost differential of about $8,400—a fortune for poor peasant families.
随着相控阵雷达天线阵元数目的增大，传统的电子学技术将很难满足实时信号处理的要求。
With the number increasement of array antenna element, traditional electronics technology cannot meet the requirement of real-time processing.
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