应该有部分原油渗入沙中，并和沙一起沉淀最终合成一体。 它们在被水风化或被海岸巡逻队探测到之前都会淹没在水中。

Some of it became entrained with sand and the sediment coalesced into mats that will stay submerged until they are weathered by the water or spotted by the Coast Guard.

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如果在核废料周围建造一个类似三维深沟的水笼，地下水便被赋予一条替代路径，不会渗入放射性物质。

If a cage of water -- sort of like a three-dimensional moat -- isbuilt around the sealed-off nuclear waste, the groundwater is given analternate path.

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水被认为对生命是至关重要的，因为水是营养物渗入细胞以及废物排出的媒介，也是关键新陈代谢反应的溶剂。

Water is thought to be crucial for life because it provides a medium for nutrients to diffuse into cells and wastes to drift out, and a solvent for critical metabolic reactions.

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