Today, rivers are controlled for many reasons, primarily to maintain reliable water supplies for daily, agricultural and industrial needs, for power generation, for navigation, and to prevent flooding.

今天，河流控制的原因有很多，主要是为了维持可靠的水资源供应，以满足日常生活、农业和工业、发电、航行的用水需要，并起到防洪作用。

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We have banked up the river to prevent flooding.

让我们来筑堤防河水。

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The emergency bilge suction is used to prevent flooding of the ship.

紧急舱底水吸管，是用来防止船舶浸水的。

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This is no way to prevent flooding and protect our woodlands, rivers and special wild places.

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To prevent flooding, a system of pumps, canals and levees was put in place by the Army Corps of Engineers.

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Lots of good work and preparation have gone into efforts out there to prevent flooding and damage with state and local officials.

WHITEHOUSE: Press Briefing