The relative amount of these two kinds of water varies greatly from one kind of rock or sediment to another, even though their porosities may be the same.

这两种水的相对含量在不同的岩石或沉积物之间差异很大，尽管它们的孔隙率可能是相同的。

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Most desert streambeds are normally dry, but they occasionally receive large flows of water and sediment.

大多数沙漠河床通常是干燥的，但它们偶尔也会有大量的水流和沉积物。

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Sediment as you know, is material like sand, gravel, fossil fragments that is transported by natural processes like wind, water flow or the movement of glaciers.

如你所知，沉积物是通过风、水流或冰川运动等自然过程输送的物质，如沙子、砾石、化石碎片等。

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Fine sediment suspended in the water scatters sunlight, creating its famous shade of blue, while turtles and stingrays are clearly visible gliding along the sandy floor.

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Not so China's poorer interior, where the dark colour of colas is associated with the dark tea traditionally used to mask the sediment in the local water.

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Clams also soften the sediment by expelling jets of water from between the valves of their shells.

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