Method: fast wash with clean water then dip into water till soft. The best taste is to boil with meat, stir or grill will also applicable.

食用方法：将本品于温水中浸泡至回软，洗净，与肉类一起煮成汤料食用最佳。另可与肉类、蔬菜类炖、炒等。

youdao

Then a special factory makes the water clean.

然后一家特别的工厂使水干净。

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Then the researchers started keeping the animals in clean cages. Really clean cages, in which the bedding, food, and water are sterilized.

研究人员将它们放入洁净的笼中，这可是真正的一尘不染——它们的寝具、食物、饮水全都是经过消毒无菌的。

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Then wash it with clean water that is a little warm.

VOA: special.2010.08.02

But then the Clean Water Act of 1972 stopped cities from using the waterways as open sewers, and now New York enjoys one of the best inshore saltwater angling spots in the country.

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Communities around the world are affected by the manufacturing of these products, not only because they are growing ever fatter as a result of so much sugar in their lives, but also because the use of water for sugar drinks means communities often go without clean drinking water (which Coke and other companies then sells to them as bottled water).

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Grit can get trapped in the mushrooms' nooks and crannies, so give them a swish in a bowl of cold water, then repeat with fresh water until the water runs clean and let them air dry in a single layer on kitchen towels.

WSJ: Stuffed Morels | Consider This