Before the valley fill, it was clear.

在山谷没被填塞之前，它们是清澈的。

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In one part of the upper reaches of the Madison river, a whole mountain began shifting, then came crashing down to fill the deep valley and dam the great river with millions of tons rock and trees.

在麦迪生河上游的一条支流处，一整座山开始移动，之后，它崩塌下来填满深深的山谷，上百万吨岩石和大树如坝般阻挡住大河。

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Jackson said the EPA will now instruct its local offices not to approve new valley-fill permits that are likely to produce a certain level of pollution in waters downstream.

杰克逊认为环保署将会指导当地部门不再批准有可能会污染水源的采矿申请。

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At 1, 800m in elevation, low clouds often fill the valley like a lid, the palms scratching their wispy underbellies.

BBC: Colombia��s valley of the palms

Leading a technology company in Silicon Valley, I believe we have a responsibility to do our part to create and fill jobs in this country.

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