Because of this, very few jewellers keep a sample range in stock.

正因为如此，很少有珠宝商保持距离样本股票。

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Another limitation is that brands for this study were not selected strictly on the basis of market share or to represent a broad range of tar yields, but rather were a convenience sample.

研究的另一个缺陷在于，研究所针对的烟草品牌并没有严格按照市场份额来挑选，或者说这些挑选的烟草品牌不足以代表不同的焦油含量。相反，这些烟草品牌全是简易样本。

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Half these genomes will be Chinese, but the institute's researchers intend to sample the full geographical range of humanity.

200个基因组中的一半将是中国人的，但是BGI的研究人员打算使样本能覆盖人类所在的整个地理位置分布。

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Half these genomes will be Chinese, but the institute's researchers intend to sample the full geographical range of humanity.

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In exchange for this concession, Range agreed to sample 20 private water wells surrounding its pad site every three months for a year.

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The best estimate from the Office of National Statistics is of 100, 000 Scots aged between 16 and 24 looking for work, but that's based on a sample with quite a wide range of error.

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