The major difference is that Allende is depleted in the most volatile elements, like hydrogen, carbon, oxygen, nitrogen, and the noble gases, relative to the Sun.

主要的差别是，相比于太阳，阿连德陨石缺失了大部分的挥发性元素，例如氢、碳、氧、氮和稀有气体。

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Fertilizer runoff is responsible for a vast "dead zone," an oxygen-depleted region where little or no sea life can exist, in the Gulf of Mexico.

对大面积“死水区域”来说化肥残留物是罪魁祸首，在墨西哥湾，氧气耗尽的死水区域几乎没有海洋生物生存。

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According to the researchers, the unusual abundance of this organism in winter blooms may be a sign that the waters of the Arabian sea are becoming more eutrophic-overly fertile and oxygen-depleted.

据研究者称，冬季水华中该类生物数量增多，这种不同寻常的现象也许标志着阿拉伯海的水体正日益富营养化——水中的营养物质过多而氧含量减少。

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As the excess naturally decomposed, the surrounding waters were depleted of oxygen.

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The economic costs associated with these oxygen-depleted areas are unknown, but predicted to be significant on a global scale.

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The researchers hope their work may lead to a COPD treatment that mimics the adjustments of a healthy body to an oxygen-depleted state.

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