These soils usually contain large amounts of clay and easily become water-saturated.

这些土壤通常含有大量的粘土，很容易变成水饱和状态。

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Both oil and gas are less dense than water, so they generally tend to rise upward through water-saturated rock and sediment.

石油和天然气的密度都比水小，所以二者通常会浮在被水浸泡的岩石和沉积物的表层。

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Much of the water in a sample of water-saturated sediment or rock will drain from it if the sample is put in a suitable dry place.

如果把水饱和的沉积物或岩石样品放在合适的干燥的地方，样品中的大部分水将从中流出。

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That means building futuristic structures that use wastewater and solar power to produce hydroponic (grown in a nutrient-rich water, without soil) and aeroponic (grown in water-saturated air) crops.

FORBES: Skyscraper Farms: A Name To Know In 2011

These are boxes containing air that is super-saturated with water vapour.

ECONOMIST: Global warming

On Thursday I reported from the CEH on the latest findings about how much water has soaked into the ground - and saw a bore-hole used for measuring water levels actually spouting out water because the ground was so saturated.

BBC: Predicting the next big flood