Water binds particles of dirt to form mud.

水凝结脏物的微粒构成泥巴。

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A technique of temporary screen plugging for fractured reservoirs strata is proposed, by which the solid particles in the mud are used to plug up the fractures.

屏蔽式暂堵技术是利用泥浆中固相颗粒在地层裂缝处形成堵塞而达到暂堵的技术。

youdao

It was raining for the whole day yesterday and so what should have been a tranquil bath for the capital of China turned the city into a mud bath thanks to the abundance of dust particles in the air.

北京一整天都在下雨，本来下完雨北京应该感觉更干净一点的，但是一下雨把整个城市搞得到处都是泥浆。

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"Typically the concentrations are small in red mud and what is present is tightly bound to the particles of iron oxide, " he says.

BBC: How toxic is Hungary's red sludge?