Fossils are often washed together on-site in a large bath which can allow water and contaminants in the form of contemporary DNA to permeate into the porous bones.

化石通常在大浴池中进行现场清洗，这可以使水和现代 DNA 形式的污染物渗透到多孔骨骼中。

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523 students cleaned their teeth within ten minutes of eating. When possible, they used a toothbrush; when this was impossible, they washed their mouth thoroughly with water.

523名学生在吃饭后十分钟内刷牙。如果情况允许的话，他们会使用牙刷；否则，他们会用水彻底清洗口腔。

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Slowly,they moved the water around in the pan until most of the dirt and water washed away.

VOA: special.2009.02.04

The water washed away boats, cars and houses in coastal areas north of Tokyo.

VOA: special.2011.03.12

So can standing under hot water while you are getting washed.

VOA: special.2010.03.30

In the hills, torrents of water washed soil away, or left it but rinsed the nutrients out of it.

ECONOMIST: Honduras and Nicaragua

The authorities spend half a billion dollars each year cleaning up soil that's been washed into the water when rainwater courses down denuded slopes.

BBC: Rio +20: Joining the ecological dots

The council said surface water made existing potholes worse because the water washed away loose particles of road surface whenever vehicles passed over them.

BBC: Pothole