We have a representative sample.
我们有一个代表性的样品。
Not every person with a sniffle need be tested-only a small, representative sample.
不是每个流鼻涕的人都需要接受检查——只要有一小份具有代表性的样本就行了。
Great care was taken to try and get a representative sample of the general population.
受访人群都是经过细心挑选，能够代表大众的。
The report was based on a nationally representative sample of 12,571 men and women.
该报告基于在全国范围内对12571名男性和女性开展的一项抽样调查。
The report was based on a nationally representative sample of 12,571 men and women.
该报告基于在全国范围内对12571名男性和女性开展的一项抽样调查。
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