村里超过97％的妇女血液中含多溴二苯醚，在同一个月里，多溴二苯醚含量高的妇女的怀孕数是低含量妇女的一半。

More than 97% of the women had PBDEs in their blood, and those with high levels were half as likely to conceive in any given month as the women with low levels.

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这次撞击预计将掀起近350多吨的碎片，形成约10公里高的烟尘团，将这些尘土数百万年来首次曝露于阳光的直接照射之下。

The crash is expected to displace around 350 tonnes of debris, pushing a cloud up as high as 10km above the surface and casting the dust into direct sunlight for the first time in millions of years.

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康奈尔大学的研究员发现，人们往又矮又宽的酒杯里倒酒时会倒得多一些，最多可以比往高细酒杯里倒酒时多倒30%。

Cornell University researchers discovered that people poured up to 30 percent more into short, wide glasses than into tall, slender ones.

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But if I would confine myself just to stocks and bonds, then I would get a much higher standard deviation.

但若组合里只有股票和债券，我的标准差会高得多。

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